58138828 has 24 divisors (see below), whose sum is σ = 111230784. Its totient is φ = 26370000.

The previous prime is 58138813. The next prime is 58138831. The reversal of 58138828 is 82883185.

58138828 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 24703 + ... + 26953.

It is an arithmetic number, because the mean of its divisors is an integer number (4634616).

Almost surely, 2^58138828 is an apocalyptic number.

It is an amenable number.

58138828 is a deficient number, since it is larger than the sum of its proper divisors (53091956).

58138828 is a wasteful number, since it uses less digits than its factorization.

58138828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2853 (or 2851 counting only the distinct ones).

The product of its digits is 122880, while the sum is 43.

The square root of 58138828 is about 7624.8821630239. The cubic root of 58138828 is about 387.3962605407.

It can be divided in two parts, 5813 and 8828, that added together give a palindrome (14641).

The spelling of 58138828 in words is "fifty-eight million, one hundred thirty-eight thousand, eight hundred twenty-eight".