79422336 has 256 divisors, whose sum is σ = 277440000. Its totient is φ = 22353408.

The previous prime is 79422311. The next prime is 79422347. The reversal of 79422336 is 63322497.

It is a happy number.

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

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 79422336.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 1185375 + ... + 1185441.

It is an arithmetic number, because the mean of its divisors is an integer number (1083750).

Almost surely, 2^79422336 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 79422336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138720000).

79422336 is an abundant number, since it is smaller than the sum of its proper divisors (198017664).

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

79422336 is an equidigital number, since it uses as much as digits as its factorization.

79422336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111 (or 79 counting only the distinct ones).

The product of its digits is 54432, while the sum is 36.

The square root of 79422336 is about 8911.9210050359. The cubic root of 79422336 is about 429.8473155406.

The spelling of 79422336 in words is "seventy-nine million, four hundred twenty-two thousand, three hundred thirty-six".