58399685 has 4 divisors (see below), whose sum is σ = 70079628. Its totient is φ = 46719744.

The previous prime is 58399657. The next prime is 58399697. The reversal of 58399685 is 58699385.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 41499364 + 16900321 = 6442^2 + 4111^2 .

It is a cyclic number.

It is not a de Polignac number, because 58399685 - 2¹⁴ = 58383301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5839964 + ... + 5839973.

It is an arithmetic number, because the mean of its divisors is an integer number (17519907).

Almost surely, 2^58399685 is an apocalyptic number.

It is an amenable number.

58399685 is a deficient number, since it is larger than the sum of its proper divisors (11679943).

58399685 is a wasteful number, since it uses less digits than its factorization.

58399685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11679942.

The product of its digits is 2332800, while the sum is 53.

The square root of 58399685 is about 7641.9686599724. The cubic root of 58399685 is about 387.9747853562.

The spelling of 58399685 in words is "fifty-eight million, three hundred ninety-nine thousand, six hundred eighty-five".