79224804 has 84 divisors (see below), whose sum is σ = 210708540. Its totient is φ = 26049600.

The previous prime is 79224799. The next prime is 79224829. The reversal of 79224804 is 40842297.

It can be written as a sum of positive squares in 2 ways, for example, as 41990400 + 37234404 = 6480^2 + 6102^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 294382 + ... + 294650.

It is an arithmetic number, because the mean of its divisors is an integer number (2508435).

Almost surely, 2^79224804 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 79224804, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105354270).

79224804 is an abundant number, since it is smaller than the sum of its proper divisors (131483736).

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

79224804 is a wasteful number, since it uses less digits than its factorization.

79224804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392 (or 375 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 79224804 is about 8900.8316465373. The cubic root of 79224804 is about 429.4906606668.

The spelling of 79224804 in words is "seventy-nine million, two hundred twenty-four thousand, eight hundred four".