557307712 has 112 divisors (see below), whose sum is σ = 1234643200. Its totient is φ = 248002560.

The previous prime is 557307701. The next prime is 557307713. The reversal of 557307712 is 217703755.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557307713) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4009339 + ... + 4009477.

It is an arithmetic number, because the mean of its divisors is an integer number (11023600).

Almost surely, 2^557307712 is an apocalyptic number.

557307712 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 557307712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (617321600).

557307712 is an abundant number, since it is smaller than the sum of its proper divisors (677335488).

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

557307712 is a wasteful number, since it uses less digits than its factorization.

557307712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304 (or 294 counting only the distinct ones).

The product of its (nonzero) digits is 51450, while the sum is 37.

The square root of 557307712 is about 23607.3656302435. The cubic root of 557307712 is about 822.9340223400.

The spelling of 557307712 in words is "five hundred fifty-seven million, three hundred seven thousand, seven hundred twelve".