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2942952 = 233472609
BaseRepresentation
bin1011001110011111101000
312112111222020
423032133220
51223133302
6143024440
734005015
oct13163750
95474866
102942952
1117300a1
12b9b120
137c06bc
1456870c
153d1ebc
hex2ce7e8

2942952 has 32 divisors (see below), whose sum is σ = 7516800. Its totient is φ = 959744.

The previous prime is 2942909. The next prime is 2942959. The reversal of 2942952 is 2592492.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2942959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177 + ... + 2432.

It is an arithmetic number, because the mean of its divisors is an integer number (234900).

22942952 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2942952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3758400).

2942952 is an abundant number, since it is smaller than the sum of its proper divisors (4573848).

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

2942952 is a wasteful number, since it uses less digits than its factorization.

2942952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2665 (or 2661 counting only the distinct ones).

The product of its digits is 12960, while the sum is 33.

The square root of 2942952 is about 1715.5034246541. The cubic root of 2942952 is about 143.3049063269.

The spelling of 2942952 in words is "two million, nine hundred forty-two thousand, nine hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 24 47 94 141 188 282 376 564 1128 2609 5218 7827 10436 15654 20872 31308 62616 122623 245246 367869 490492 735738 980984 1471476 2942952