57451356 has 30 divisors (see below), whose sum is σ = 150190040. Its totient is φ = 19150344.

The previous prime is 57451337. The next prime is 57451363. The reversal of 57451356 is 65315475.

57451356 is a `hidden beast` number, since 574 + 51 + 35 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a zygodrome in base 3.

It is a self number, because there is not a number n which added to its sum of digits gives 57451356.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 88336 + ... + 88983.

Almost surely, 2^57451356 is an apocalyptic number.

It is an amenable number.

57451356 is an abundant number, since it is smaller than the sum of its proper divisors (92738684).

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

57451356 is a wasteful number, since it uses less digits than its factorization.

57451356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177335 (or 177324 counting only the distinct ones).

The product of its digits is 63000, while the sum is 36.

The square root of 57451356 is about 7579.6672750194. The cubic root of 57451356 is about 385.8632588573.

The spelling of 57451356 in words is "fifty-seven million, four hundred fifty-one thousand, three hundred fifty-six".