58091990 has 32 divisors (see below), whose sum is σ = 116017920. Its totient is φ = 20764000.

The previous prime is 58091989. The next prime is 58092019. The reversal of 58091990 is 9919085.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2015 + ... + 10965.

It is an arithmetic number, because the mean of its divisors is an integer number (3625560).

Almost surely, 2^58091990 is an apocalyptic number.

58091990 is a deficient number, since it is larger than the sum of its proper divisors (57925930).

58091990 is a wasteful number, since it uses less digits than its factorization.

58091990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9028.

The product of its (nonzero) digits is 29160, while the sum is 41.

The square root of 58091990 is about 7621.8101524507. The cubic root of 58091990 is about 387.2922007611.

The spelling of 58091990 in words is "fifty-eight million, ninety-one thousand, nine hundred ninety".