57342252 has 24 divisors (see below), whose sum is σ = 145962432. Its totient is φ = 17376400.

The previous prime is 57342223. The next prime is 57342253. The reversal of 57342252 is 25224375.

It is not an unprimeable number, because it can be changed into a prime (57342253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217074 + ... + 217337.

It is an arithmetic number, because the mean of its divisors is an integer number (6081768).

Almost surely, 2^57342252 is an apocalyptic number.

It is an amenable number.

57342252 is an abundant number, since it is smaller than the sum of its proper divisors (88620180).

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

57342252 is a wasteful number, since it uses less digits than its factorization.

57342252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434429 (or 434427 counting only the distinct ones).

The product of its digits is 16800, while the sum is 30.

The square root of 57342252 is about 7572.4667051100. The cubic root of 57342252 is about 385.6188439538.

The spelling of 57342252 in words is "fifty-seven million, three hundred forty-two thousand, two hundred fifty-two".