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3342438 = 2331117331

3342438 has 64 divisors (see below), whose sum is σ = 8605440. Its totient is φ = 950400.

The previous prime is 3342419. The next prime is 3342439. The reversal of 3342438 is 8342433.

It is a super-2 number, since 2×33424382 = 22343783567688, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a zygodrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3342439) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9933 + ... + 10263.

It is an arithmetic number, because the mean of its divisors is an integer number (134460).

Almost surely, 23342438 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3342438, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4302720).

3342438 is an abundant number, since it is smaller than the sum of its proper divisors (5263002).

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

3342438 is a wasteful number, since it uses less digits than its factorization.

3342438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370 (or 364 counting only the distinct ones).

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

The square root of 3342438 is about 1828.2335736989. The cubic root of 3342438 is about 149.5160402322.

It can be divided in two parts, 334 and 2438, that added together give a palindrome (2772).

The spelling of 3342438 in words is "three million, three hundred forty-two thousand, four hundred thirty-eight".

Divisors: 1 2 3 6 9 11 17 18 22 27 33 34 51 54 66 99 102 153 187 198 297 306 331 374 459 561 594 662 918 993 1122 1683 1986 2979 3366 3641 5049 5627 5958 7282 8937 10098 10923 11254 16881 17874 21846 32769 33762 50643 61897 65538 98307 101286 123794 151929 185691 196614 303858 371382 557073 1114146 1671219 3342438