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8343342 = 2327232879
BaseRepresentation
bin11111110100111100101110
3120200212220200
4133310330232
54113441332
6454454330
7130626420
oct37647456
916625820
108343342
114789527
1229643a6
1319617b7
141172810
15aec17c
hex7f4f2e

8343342 has 48 divisors (see below), whose sum is σ = 21565440. Its totient is φ = 2279376.

The previous prime is 8343341. The next prime is 8343343. The reversal of 8343342 is 2433438.

It is an interprime number because it is at equal distance from previous prime (8343341) and next prime (8343343).

It is a super-2 number, since 2×83433422 = 139222711457928, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8343341) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1459 + ... + 4337.

It is an arithmetic number, because the mean of its divisors is an integer number (449280).

Almost surely, 28343342 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8343342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10782720).

8343342 is an abundant number, since it is smaller than the sum of its proper divisors (13222098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8343342 is a wasteful number, since it uses less digits than its factorization.

8343342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2917 (or 2914 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 8343342 is about 2888.4843776624. The cubic root of 8343342 is about 202.8212003559.

The spelling of 8343342 in words is "eight million, three hundred forty-three thousand, three hundred forty-two".

Divisors: 1 2 3 6 7 9 14 18 21 23 42 46 63 69 126 138 161 207 322 414 483 966 1449 2879 2898 5758 8637 17274 20153 25911 40306 51822 60459 66217 120918 132434 181377 198651 362754 397302 463519 595953 927038 1191906 1390557 2781114 4171671 8343342