58331961 has 8 divisors (see below), whose sum is σ = 86417760. Its totient is φ = 38887956.

The previous prime is 58331953. The next prime is 58331993. The reversal of 58331961 is 16913385.

It is a happy number.

58331961 is a `hidden beast` number, since 583 + 3 + 19 + 61 = 666.

It is not a de Polignac number, because 58331961 - 2³ = 58331953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (58331261) 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, 1080195 + ... + 1080248.

It is an arithmetic number, because the mean of its divisors is an integer number (10802220).

Almost surely, 2^58331961 is an apocalyptic number.

It is an amenable number.

58331961 is a deficient number, since it is larger than the sum of its proper divisors (28085799).

58331961 is a wasteful number, since it uses less digits than its factorization.

58331961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2160452 (or 2160446 counting only the distinct ones).

The product of its digits is 19440, while the sum is 36.

The square root of 58331961 is about 7637.5363174259. The cubic root of 58331961 is about 387.8247539093.

The spelling of 58331961 in words is "fifty-eight million, three hundred thirty-one thousand, nine hundred sixty-one".