79565832 has 72 divisors (see below), whose sum is σ = 225375150. Its totient is φ = 25356672.

The previous prime is 79565819. The next prime is 79565833. The reversal of 79565832 is 23856597.

It is a happy number.

79565832 is a `hidden beast` number, since 7 + 9 + 565 + 83 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 53494596 + 26071236 = 7314^2 + 5106^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is not an unprimeable number, because it can be changed into a prime (79565833) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 37044 + ... + 39132.

Almost surely, 2^79565832 is an apocalyptic number.

79565832 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 79565832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112687575).

79565832 is an abundant number, since it is smaller than the sum of its proper divisors (145809318).

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

79565832 is a wasteful number, since it uses less digits than its factorization.

79565832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2147 (or 2117 counting only the distinct ones).

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

The square root of 79565832 is about 8919.9681613782. The cubic root of 79565832 is about 430.1060347843.

The spelling of 79565832 in words is "seventy-nine million, five hundred sixty-five thousand, eight hundred thirty-two".