58072440 has 32 divisors (see below), whose sum is σ = 174217680. Its totient is φ = 15485952.

The previous prime is 58072439. The next prime is 58072453. The reversal of 58072440 is 4427085.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 58072398 and 58072407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 241849 + ... + 242088.

Almost surely, 2^58072440 is an apocalyptic number.

It is an amenable number.

58072440 is an abundant number, since it is smaller than the sum of its proper divisors (116145240).

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

58072440 is a wasteful number, since it uses less digits than its factorization.

58072440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483951 (or 483947 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 30.

The square root of 58072440 is about 7620.5275407940. The cubic root of 58072440 is about 387.2487500659.

The spelling of 58072440 in words is "fifty-eight million, seventy-two thousand, four hundred forty".