79278696 has 64 divisors (see below), whose sum is σ = 251683200. Its totient is φ = 22650624.

The previous prime is 79278691. The next prime is 79278709. The reversal of 79278696 is 69687297.

It is a super-2 number, since 2×79278696² = 12570223278920832, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (79278691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24705 + ... + 27728.

It is an arithmetic number, because the mean of its divisors is an integer number (3932550).

Almost surely, 2^79278696 is an apocalyptic number.

It is an amenable number.

79278696 is an abundant number, since it is smaller than the sum of its proper divisors (172404504).

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

79278696 is a wasteful number, since it uses less digits than its factorization.

79278696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52455 (or 52445 counting only the distinct ones).

The product of its digits is 2286144, while the sum is 54.

The square root of 79278696 is about 8903.8584894415. The cubic root of 79278696 is about 429.5880243845.

The spelling of 79278696 in words is "seventy-nine million, two hundred seventy-eight thousand, six hundred ninety-six".