392088013 has 2 divisors, whose sum is σ = 392088014. Its totient is φ = 392088012.

The previous prime is 392087951. The next prime is 392088019. The reversal of 392088013 is 310880293.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 266244489 + 125843524 = 16317^2 + 11218^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-392088013 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 392088013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (392088019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 196044006 + 196044007.

It is an arithmetic number, because the mean of its divisors is an integer number (196044007).

Almost surely, 2^392088013 is an apocalyptic number.

It is an amenable number.

392088013 is a deficient number, since it is larger than the sum of its proper divisors (1).

392088013 is an equidigital number, since it uses as much as digits as its factorization.

392088013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 392088013 is about 19801.2124123752. The cubic root of 392088013 is about 731.9159111156.

The spelling of 392088013 in words is "three hundred ninety-two million, eighty-eight thousand, thirteen".