92920513 has 12 divisors (see below), whose sum is σ = 108698772. Its totient is φ = 79198560.

The previous prime is 92920493. The next prime is 92920559. The reversal of 92920513 is 31502929.

It can be written as a sum of positive squares in 2 ways, for example, as 28005264 + 64915249 = 5292^2 + 8057^2 .

It is a de Polignac number, because none of the positive numbers 2^k-92920513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (92920213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3631 + ... + 14107.

It is an arithmetic number, because the mean of its divisors is an integer number (9058231).

Almost surely, 2^92920513 is an apocalyptic number.

It is an amenable number.

92920513 is a deficient number, since it is larger than the sum of its proper divisors (15778259).

92920513 is a wasteful number, since it uses less digits than its factorization.

92920513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10672 (or 10665 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 92920513 is about 9639.5286710503. The cubic root of 92920513 is about 452.9363746209.

The spelling of 92920513 in words is "ninety-two million, nine hundred twenty thousand, five hundred thirteen".