58640693 has 2 divisors, whose sum is σ = 58640694. Its totient is φ = 58640692.

The previous prime is 58640677. The next prime is 58640759. The reversal of 58640693 is 39604685.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57183844 + 1456849 = 7562^2 + 1207^2 .

It is a cyclic number.

It is not a de Polignac number, because 58640693 - 2⁴ = 58640677 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 58640693.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (58640663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29320346 + 29320347.

It is an arithmetic number, because the mean of its divisors is an integer number (29320347).

Almost surely, 2^58640693 is an apocalyptic number.

It is an amenable number.

58640693 is a deficient number, since it is larger than the sum of its proper divisors (1).

58640693 is an equidigital number, since it uses as much as digits as its factorization.

58640693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 58640693 is about 7657.7211362128. The cubic root of 58640693 is about 388.5077602253.

The spelling of 58640693 in words is "fifty-eight million, six hundred forty thousand, six hundred ninety-three".