57567552 has 168 divisors, whose sum is σ = 184160160. Its totient is φ = 15805440.

The previous prime is 57567547. The next prime is 57567553. The reversal of 57567552 is 25576575.

It is a tau number, because it is divible by the number of its divisors (168).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57567553) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 272727 + ... + 272937.

Almost surely, 2^57567552 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 57567552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92080080).

57567552 is an abundant number, since it is smaller than the sum of its proper divisors (126592608).

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

57567552 is a wasteful number, since it uses less digits than its factorization.

57567552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269 (or 252 counting only the distinct ones).

The product of its digits is 367500, while the sum is 42.

The square root of 57567552 is about 7587.3283835616. The cubic root of 57567552 is about 386.1232212401.

The spelling of 57567552 in words is "fifty-seven million, five hundred sixty-seven thousand, five hundred fifty-two".