79782246 has 48 divisors (see below), whose sum is σ = 180520704. Its totient is φ = 26407944.

The previous prime is 79782233. The next prime is 79782253. The reversal of 79782246 is 64228797.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 80671 + ... + 81653.

It is an arithmetic number, because the mean of its divisors is an integer number (3760848).

Almost surely, 2^79782246 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 79782246, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90260352).

79782246 is an abundant number, since it is smaller than the sum of its proper divisors (100738458).

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

79782246 is a wasteful number, since it uses less digits than its factorization.

79782246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1167 (or 1155 counting only the distinct ones).

The product of its digits is 338688, while the sum is 45.

The square root of 79782246 is about 8932.0907966724. The cubic root of 79782246 is about 430.4956354497.

The spelling of 79782246 in words is "seventy-nine million, seven hundred eighty-two thousand, two hundred forty-six".