58691993 has 2 divisors, whose sum is σ = 58691994. Its totient is φ = 58691992.

The previous prime is 58691987. The next prime is 58691999. The reversal of 58691993 is 39919685.

It is a balanced prime because it is at equal distance from previous prime (58691987) and next prime (58691999).

It can be written as a sum of positive squares in only one way, i.e., 40347904 + 18344089 = 6352^2 + 4283^2 .

It is a cyclic number.

It is not a de Polignac number, because 58691993 - 2⁴ = 58691977 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (58691999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29345996 + 29345997.

It is an arithmetic number, because the mean of its divisors is an integer number (29345997).

Almost surely, 2^58691993 is an apocalyptic number.

It is an amenable number.

58691993 is a deficient number, since it is larger than the sum of its proper divisors (1).

58691993 is an equidigital number, since it uses as much as digits as its factorization.

58691993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 524880, while the sum is 50.

The square root of 58691993 is about 7661.0699644371. The cubic root of 58691993 is about 388.6210185451.

The spelling of 58691993 in words is "fifty-eight million, six hundred ninety-one thousand, nine hundred ninety-three".