79740522 has 24 divisors (see below), whose sum is σ = 173521764. Its totient is φ = 26464704.

The previous prime is 79740509. The next prime is 79740527. The reversal of 79740522 is 22504797.

79740522 is a `hidden beast` number, since 7 + 97 + 40 + 522 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 58201641 + 21538881 = 7629^2 + 4641^2 .

It is not an unprimeable number, because it can be changed into a prime (79740527) 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, 5313 + ... + 13700.

Almost surely, 2^79740522 is an apocalyptic number.

79740522 is an abundant number, since it is smaller than the sum of its proper divisors (93781242).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

79740522 is a wasteful number, since it uses less digits than its factorization.

79740522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19254 (or 19251 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 79740522 is about 8929.7548678561. The cubic root of 79740522 is about 430.4205764279.

The spelling of 79740522 in words is "seventy-nine million, seven hundred forty thousand, five hundred twenty-two".