79919762 has 12 divisors (see below), whose sum is σ = 129811050. Its totient is φ = 36885888.

The previous prime is 79919761. The next prime is 79919773. The reversal of 79919762 is 26791997.

It can be written as a sum of positive squares in 3 ways, for example, as 36372961 + 43546801 = 6031^2 + 6599^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 79919762.

It is not an unprimeable number, because it can be changed into a prime (79919761) 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 5 ways as a sum of consecutive naturals, for example, 117887 + ... + 118562.

Almost surely, 2^79919762 is an apocalyptic number.

79919762 is a deficient number, since it is larger than the sum of its proper divisors (49891288).

79919762 is a wasteful number, since it uses less digits than its factorization.

79919762 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236477 (or 236464 counting only the distinct ones).

The product of its digits is 428652, while the sum is 50.

The square root of 79919762 is about 8939.7853441791. The cubic root of 79919762 is about 430.7428335424.

The spelling of 79919762 in words is "seventy-nine million, nine hundred nineteen thousand, seven hundred sixty-two".