79444454 has 16 divisors (see below), whose sum is σ = 121297920. Its totient is φ = 39017160.

The previous prime is 79444447. The next prime is 79444457. The reversal of 79444454 is 45444497.

It is a super-2 number, since 2×79444454² = 12622842542716232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79444457) 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, 32147 + ... + 34529.

It is an arithmetic number, because the mean of its divisors is an integer number (7581120).

Almost surely, 2^79444454 is an apocalyptic number.

79444454 is a deficient number, since it is larger than the sum of its proper divisors (41853466).

79444454 is a wasteful number, since it uses less digits than its factorization.

79444454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2675.

The product of its digits is 322560, while the sum is 41.

The square root of 79444454 is about 8913.1618407835. The cubic root of 79444454 is about 429.8872139747.

The spelling of 79444454 in words is "seventy-nine million, four hundred forty-four thousand, four hundred fifty-four".