57650560 has 128 divisors (see below), whose sum is σ = 158630400. Its totient is φ = 19814400.

The previous prime is 57650543. The next prime is 57650561. The reversal of 57650560 is 6505675.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57650561) 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, 133545 + ... + 133975.

It is an arithmetic number, because the mean of its divisors is an integer number (1239300).

Almost surely, 2^57650560 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 57650560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79315200).

57650560 is an abundant number, since it is smaller than the sum of its proper divisors (100979840).

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

57650560 is a wasteful number, since it uses less digits than its factorization.

57650560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480 (or 468 counting only the distinct ones).

The product of its (nonzero) digits is 31500, while the sum is 34.

The square root of 57650560 is about 7592.7965862388. The cubic root of 57650560 is about 386.3087188128.

The spelling of 57650560 in words is "fifty-seven million, six hundred fifty thousand, five hundred sixty".