79536436 has 24 divisors (see below), whose sum is σ = 161684096. Its totient is φ = 33527520.

The previous prime is 79536419. The next prime is 79536439. The reversal of 79536436 is 63463597.

It is a junction number, because it is equal to n+sod(n) for n = 79536392 and 79536401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79536439) 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 7 ways as a sum of consecutive naturals, for example, 21576 + ... + 24991.

Almost surely, 2^79536436 is an apocalyptic number.

It is an amenable number.

79536436 is an abundant number, since it is smaller than the sum of its proper divisors (82147660).

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

79536436 is a wasteful number, since it uses less digits than its factorization.

79536436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46639 (or 46637 counting only the distinct ones).

The product of its digits is 408240, while the sum is 43.

The square root of 79536436 is about 8918.3202454274. The cubic root of 79536436 is about 430.0530599748.

The spelling of 79536436 in words is "seventy-nine million, five hundred thirty-six thousand, four hundred thirty-six".