58139706 has 16 divisors (see below), whose sum is σ = 116884224. Its totient is φ = 19279104.

The previous prime is 58139687. The next prime is 58139707. The reversal of 58139706 is 60793185.

It is not an unprimeable number, because it can be changed into a prime (58139707) 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, 23946 + ... + 26261.

It is an arithmetic number, because the mean of its divisors is an integer number (7305264).

Almost surely, 2^58139706 is an apocalyptic number.

58139706 is an abundant number, since it is smaller than the sum of its proper divisors (58744518).

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

58139706 is a wasteful number, since it uses less digits than its factorization.

58139706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50405.

The product of its (nonzero) digits is 45360, while the sum is 39.

The square root of 58139706 is about 7624.9397374668. The cubic root of 58139706 is about 387.3982106557.

The spelling of 58139706 in words is "fifty-eight million, one hundred thirty-nine thousand, seven hundred six".