58488640 has 56 divisors (see below), whose sum is σ = 159178752. Its totient is φ = 20052480.

The previous prime is 58488613. The next prime is 58488641. The reversal of 58488640 is 4688485.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58488641) 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, 10816 + ... + 15295.

Almost surely, 2^58488640 is an apocalyptic number.

It is an amenable number.

58488640 is an abundant number, since it is smaller than the sum of its proper divisors (100690112).

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

58488640 is a wasteful number, since it uses less digits than its factorization.

58488640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26135 (or 26125 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 43.

The square root of 58488640 is about 7647.7866079017. The cubic root of 58488640 is about 388.1716744814.

The spelling of 58488640 in words is "fifty-eight million, four hundred eighty-eight thousand, six hundred forty".