57534432 has 48 divisors (see below), whose sum is σ = 158981760. Its totient is φ = 18168192.

The previous prime is 57534397. The next prime is 57534467. The reversal of 57534432 is 23443575.

It is an interprime number because it is at equal distance from previous prime (57534397) and next prime (57534467).

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 57534393 and 57534402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13948 + ... + 17595.

It is an arithmetic number, because the mean of its divisors is an integer number (3312120).

Almost surely, 2^57534432 is an apocalyptic number.

It is an amenable number.

57534432 is an abundant number, since it is smaller than the sum of its proper divisors (101447328).

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

57534432 is a wasteful number, since it uses less digits than its factorization.

57534432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31575 (or 31567 counting only the distinct ones).

The product of its digits is 50400, while the sum is 33.

The square root of 57534432 is about 7585.1454831137. The cubic root of 57534432 is about 386.0491583701.

The spelling of 57534432 in words is "fifty-seven million, five hundred thirty-four thousand, four hundred thirty-two".