79444274 has 16 divisors (see below), whose sum is σ = 146666688. Its totient is φ = 31428432.

The previous prime is 79444259. The next prime is 79444279. The reversal of 79444274 is 47244497.

It is a super-2 number, since 2×79444274² = 12622785342774152, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (79444279) 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 7 ways as a sum of consecutive naturals, for example, 218072 + ... + 218435.

It is an arithmetic number, because the mean of its divisors is an integer number (9166668).

Almost surely, 2^79444274 is an apocalyptic number.

79444274 is a deficient number, since it is larger than the sum of its proper divisors (67222414).

79444274 is a wasteful number, since it uses less digits than its factorization.

79444274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436529.

The product of its digits is 225792, while the sum is 41.

The square root of 79444274 is about 8913.1517433509. The cubic root of 79444274 is about 429.8868893044.

The spelling of 79444274 in words is "seventy-nine million, four hundred forty-four thousand, two hundred seventy-four".