79620272 has 20 divisors (see below), whose sum is σ = 154621800. Its totient is φ = 39717888.

The previous prime is 79620259. The next prime is 79620287. The reversal of 79620272 is 27202697.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1643 + ... + 12725.

It is an arithmetic number, because the mean of its divisors is an integer number (7731090).

Almost surely, 2^79620272 is an apocalyptic number.

It is an amenable number.

79620272 is a deficient number, since it is larger than the sum of its proper divisors (75001528).

79620272 is a wasteful number, since it uses less digits than its factorization.

79620272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11540 (or 11534 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 79620272 is about 8923.0192199726. The cubic root of 79620272 is about 430.2041071758.

The spelling of 79620272 in words is "seventy-nine million, six hundred twenty thousand, two hundred seventy-two".