92820713 has 2 divisors, whose sum is σ = 92820714. Its totient is φ = 92820712.

The previous prime is 92820701. The next prime is 92820751. The reversal of 92820713 is 31702829.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78357904 + 14462809 = 8852^2 + 3803^2 .

It is a cyclic number.

It is not a de Polignac number, because 92820713 - 2²² = 88626409 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 92820713.

It is not a weakly prime, because it can be changed into another prime (92820773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46410356 + 46410357.

It is an arithmetic number, because the mean of its divisors is an integer number (46410357).

Almost surely, 2^92820713 is an apocalyptic number.

It is an amenable number.

92820713 is a deficient number, since it is larger than the sum of its proper divisors (1).

92820713 is an equidigital number, since it uses as much as digits as its factorization.

92820713 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 92820713 is about 9634.3506786913. The cubic root of 92820713 is about 452.7741598360.

The spelling of 92820713 in words is "ninety-two million, eight hundred twenty thousand, seven hundred thirteen".