79863752 has 16 divisors (see below), whose sum is σ = 151796940. Its totient is φ = 39384576.

The previous prime is 79863737. The next prime is 79863787. The reversal of 79863752 is 25736897.

It can be written as a sum of positive squares in 2 ways, for example, as 77193796 + 2669956 = 8786^2 + 1634^2 .

It is a junction number, because it is equal to n+sod(n) for n = 79863697 and 79863706.

It is an unprimeable number.

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, 67793 + ... + 68960.

Almost surely, 2^79863752 is an apocalyptic number.

It is an amenable number.

79863752 is a deficient number, since it is larger than the sum of its proper divisors (71933188).

79863752 is a wasteful number, since it uses less digits than its factorization.

79863752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136832 (or 136828 counting only the distinct ones).

The product of its digits is 635040, while the sum is 47.

The square root of 79863752 is about 8936.6521695767. The cubic root of 79863752 is about 430.6421844925.

The spelling of 79863752 in words is "seventy-nine million, eight hundred sixty-three thousand, seven hundred fifty-two".