79544536 has 8 divisors (see below), whose sum is σ = 149146020. Its totient is φ = 39772264.

The previous prime is 79544533. The next prime is 79544587. The reversal of 79544536 is 63544597.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 79544492 and 79544501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79544533) 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 as a sum of consecutive naturals, namely, 4971526 + ... + 4971541.

Almost surely, 2^79544536 is an apocalyptic number.

It is an amenable number.

79544536 is a deficient number, since it is larger than the sum of its proper divisors (69601484).

79544536 is a wasteful number, since it uses less digits than its factorization.

79544536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9943073 (or 9943069 counting only the distinct ones).

The product of its digits is 453600, while the sum is 43.

The square root of 79544536 is about 8918.7743552576. The cubic root of 79544536 is about 430.0676583640.

The spelling of 79544536 in words is "seventy-nine million, five hundred forty-four thousand, five hundred thirty-six".