79565328 has 150 divisors (see below), whose sum is σ = 241766954. Its totient is φ = 25256448.

The previous prime is 79565323. The next prime is 79565333. The reversal of 79565328 is 82356597.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (79565323) and next prime (79565333).

It can be written as a sum of positive squares in 3 ways, for example, as 15116544 + 64448784 = 3888^2 + 8028^2 .

It is not an unprimeable number, because it can be changed into a prime (79565323) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 1089900 + ... + 1089972.

Almost surely, 2^79565328 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 79565328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120883477).

79565328 is an abundant number, since it is smaller than the sum of its proper divisors (162201626).

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

79565328 is a wasteful number, since it uses less digits than its factorization.

79565328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151 (or 107 counting only the distinct ones).

The product of its digits is 453600, while the sum is 45.

The square root of 79565328 is about 8919.9399101115. The cubic root of 79565328 is about 430.1051266311.

The spelling of 79565328 in words is "seventy-nine million, five hundred sixty-five thousand, three hundred twenty-eight".