79474500 has 288 divisors, whose sum is σ = 304362240. Its totient is φ = 17539200.

The previous prime is 79474487. The next prime is 79474519. The reversal of 79474500 is 547497.

It is a happy number.

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 95 ways as a sum of consecutive naturals, for example, 2740486 + ... + 2740514.

Almost surely, 2^79474500 is an apocalyptic number.

79474500 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 79474500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152181120).

79474500 is an abundant number, since it is smaller than the sum of its proper divisors (224887740).

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

79474500 is a wasteful number, since it uses less digits than its factorization.

79474500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93 (or 46 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 79474500 is about 8914.8471663849. The cubic root of 79474500 is about 429.9414017859.

The spelling of 79474500 in words is "seventy-nine million, four hundred seventy-four thousand, five hundred".