57353532 has 24 divisors (see below), whose sum is σ = 138440400. Its totient is φ = 18458496.

The previous prime is 57353531. The next prime is 57353537. The reversal of 57353532 is 23535375.

It is a junction number, because it is equal to n+sod(n) for n = 57353493 and 57353502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57353531) 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, 82057 + ... + 82752.

It is an arithmetic number, because the mean of its divisors is an integer number (5768350).

Almost surely, 2^57353532 is an apocalyptic number.

It is an amenable number.

57353532 is an abundant number, since it is smaller than the sum of its proper divisors (81086868).

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

57353532 is a wasteful number, since it uses less digits than its factorization.

57353532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164845 (or 164843 counting only the distinct ones).

The product of its digits is 47250, while the sum is 33.

The square root of 57353532 is about 7573.2114720243. The cubic root of 57353532 is about 385.6441277845.

It can be divided in two parts, 5 and 7353532, that added together give a palindrome (7353537).

The spelling of 57353532 in words is "fifty-seven million, three hundred fifty-three thousand, five hundred thirty-two".