79650216 has 80 divisors (see below), whose sum is σ = 225488340. Its totient is φ = 26265600.

The previous prime is 79650199. The next prime is 79650251. The reversal of 79650216 is 61205697.

It can be written as a sum of positive squares in 2 ways, for example, as 76212900 + 3437316 = 8730^2 + 1854^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 64840 + ... + 66056.

Almost surely, 2^79650216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 79650216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112744170).

79650216 is an abundant number, since it is smaller than the sum of its proper divisors (145838124).

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

79650216 is a wasteful number, since it uses less digits than its factorization.

79650216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1336 (or 1323 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 79650216 is about 8924.6969696455. The cubic root of 79650216 is about 430.2580315382.

The spelling of 79650216 in words is "seventy-nine million, six hundred fifty thousand, two hundred sixteen".