79170528 has 96 divisors (see below), whose sum is σ = 220631040. Its totient is φ = 24814080.

The previous prime is 79170523. The next prime is 79170529. The reversal of 79170528 is 82507197.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79170521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109753 + ... + 110471.

It is an arithmetic number, because the mean of its divisors is an integer number (2298240).

Almost surely, 2^79170528 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 79170528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110315520).

79170528 is an abundant number, since it is smaller than the sum of its proper divisors (141460512).

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

79170528 is a wasteful number, since it uses less digits than its factorization.

79170528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800 (or 792 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 39.

The square root of 79170528 is about 8897.7821955811. The cubic root of 79170528 is about 429.3925585602.

The spelling of 79170528 in words is "seventy-nine million, one hundred seventy thousand, five hundred twenty-eight".