79408216 has 16 divisors (see below), whose sum is σ = 152915040. Its totient is φ = 38630880.

The previous prime is 79408187. The next prime is 79408223. The reversal of 79408216 is 61280497.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

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, 133840 + ... + 134431.

It is an arithmetic number, because the mean of its divisors is an integer number (9557190).

Almost surely, 2^79408216 is an apocalyptic number.

It is an amenable number.

79408216 is a deficient number, since it is larger than the sum of its proper divisors (73506824).

79408216 is a wasteful number, since it uses less digits than its factorization.

79408216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268314 (or 268310 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 79408216 is about 8911.1287724957. The cubic root of 79408216 is about 429.8218407430.

The spelling of 79408216 in words is "seventy-nine million, four hundred eight thousand, two hundred sixteen".