79506534 has 16 divisors (see below), whose sum is σ = 159123888. Its totient is φ = 26483712.

The previous prime is 79506533. The next prime is 79506541. The reversal of 79506534 is 43560597.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 79506492 and 79506501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79506533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6934 + ... + 14390.

It is an arithmetic number, because the mean of its divisors is an integer number (9945243).

Almost surely, 2^79506534 is an apocalyptic number.

79506534 is an abundant number, since it is smaller than the sum of its proper divisors (79617354).

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

79506534 is a wasteful number, since it uses less digits than its factorization.

79506534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9239.

The product of its (nonzero) digits is 113400, while the sum is 39.

The square root of 79506534 is about 8916.6436510606. The cubic root of 79506534 is about 429.9991599046. Note that the first 3 decimals are identical.

The spelling of 79506534 in words is "seventy-nine million, five hundred six thousand, five hundred thirty-four".