392670713 has 2 divisors, whose sum is σ = 392670714. Its totient is φ = 392670712.

The previous prime is 392670679. The next prime is 392670721. The reversal of 392670713 is 317076293.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 361456144 + 31214569 = 19012^2 + 5587^2 .

It is a cyclic number.

It is not a de Polignac number, because 392670713 - 2¹⁶ = 392605177 is a prime.

It is not a weakly prime, because it can be changed into another prime (392670793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 196335356 + 196335357.

It is an arithmetic number, because the mean of its divisors is an integer number (196335357).

Almost surely, 2^392670713 is an apocalyptic number.

It is an amenable number.

392670713 is a deficient number, since it is larger than the sum of its proper divisors (1).

392670713 is an equidigital number, since it uses as much as digits as its factorization.

392670713 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47628, while the sum is 38.

The square root of 392670713 is about 19815.9206952390. The cubic root of 392670713 is about 732.2783095970.

The spelling of 392670713 in words is "three hundred ninety-two million, six hundred seventy thousand, seven hundred thirteen".