79450404 has 24 divisors (see below), whose sum is σ = 202237728. Its totient is φ = 24075840.

The previous prime is 79450391. The next prime is 79450421. The reversal of 79450404 is 40405497.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 300817 + ... + 301080.

It is an arithmetic number, because the mean of its divisors is an integer number (8426572).

Almost surely, 2^79450404 is an apocalyptic number.

It is an amenable number.

79450404 is an abundant number, since it is smaller than the sum of its proper divisors (122787324).

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

79450404 is a wasteful number, since it uses less digits than its factorization.

79450404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601915 (or 601913 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 79450404 is about 8913.4956105896. The cubic root of 79450404 is about 429.8979458548.

The spelling of 79450404 in words is "seventy-nine million, four hundred fifty thousand, four hundred four".