58081690 has 32 divisors (see below), whose sum is σ = 111488400. Its totient is φ = 21709824.

The previous prime is 58081663. The next prime is 58081711. The reversal of 58081690 is 9618085.

58081690 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 15139881 + 42941809 = 3891^2 + 6553^2 .

It is a super-2 number, since 2×58081690² = 6746965426512200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24184 + ... + 26476.

Almost surely, 2^58081690 is an apocalyptic number.

58081690 is a deficient number, since it is larger than the sum of its proper divisors (53406710).

58081690 is a wasteful number, since it uses less digits than its factorization.

58081690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2466.

The product of its (nonzero) digits is 17280, while the sum is 37.

The square root of 58081690 is about 7621.1344299914. The cubic root of 58081690 is about 387.2693097943.

The spelling of 58081690 in words is "fifty-eight million, eighty-one thousand, six hundred ninety".