79900432 has 10 divisors (see below), whose sum is σ = 154807118. Its totient is φ = 39950208.

The previous prime is 79900411. The next prime is 79900441. The reversal of 79900432 is 23400997.

79900432 is nontrivially palindromic in base 15.

It can be written as a sum of positive squares in only one way, i.e., 77721856 + 2178576 = 8816^2 + 1476^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2496873 + ... + 2496904.

Almost surely, 2^79900432 is an apocalyptic number.

It is an amenable number.

79900432 is a deficient number, since it is larger than the sum of its proper divisors (74906686).

79900432 is a wasteful number, since it uses less digits than its factorization.

79900432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4993785 (or 4993779 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 79900432 is about 8938.7041566437. The cubic root of 79900432 is about 430.7081031655.

The spelling of 79900432 in words is "seventy-nine million, nine hundred thousand, four hundred thirty-two".