79449782 has 8 divisors (see below), whose sum is σ = 119415000. Its totient is φ = 39644784.

The previous prime is 79449779. The next prime is 79449827. The reversal of 79449782 is 28794497.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 79449782.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38807 + ... + 40802.

It is an arithmetic number, because the mean of its divisors is an integer number (14926875).

Almost surely, 2^79449782 is an apocalyptic number.

79449782 is a deficient number, since it is larger than the sum of its proper divisors (39965218).

79449782 is a wasteful number, since it uses less digits than its factorization.

79449782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80110.

The product of its digits is 1016064, while the sum is 50.

The square root of 79449782 is about 8913.4607196083. The cubic root of 79449782 is about 429.8968239926.

The spelling of 79449782 in words is "seventy-nine million, four hundred forty-nine thousand, seven hundred eighty-two".