792212513 has 4 divisors (see below), whose sum is σ = 813623700. Its totient is φ = 770801328.

The previous prime is 792212503. The next prime is 792212557. The reversal of 792212513 is 315212297.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 279959824 + 512252689 = 16732^2 + 22633^2 .

It is a cyclic number.

It is not a de Polignac number, because 792212513 - 2⁴ = 792212497 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 792212513.

It is not an unprimeable number, because it can be changed into a prime (792212503) 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 3 ways as a sum of consecutive naturals, for example, 10705538 + ... + 10705611.

It is an arithmetic number, because the mean of its divisors is an integer number (203405925).

Almost surely, 2^792212513 is an apocalyptic number.

It is an amenable number.

792212513 is a deficient number, since it is larger than the sum of its proper divisors (21411187).

792212513 is a wasteful number, since it uses less digits than its factorization.

792212513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21411186.

The product of its digits is 7560, while the sum is 32.

The square root of 792212513 is about 28146.2699660186. The cubic root of 792212513 is about 925.2957468733.

The spelling of 792212513 in words is "seven hundred ninety-two million, two hundred twelve thousand, five hundred thirteen".