79340782 has 4 divisors (see below), whose sum is σ = 119011176. Its totient is φ = 39670390.

The previous prime is 79340771. The next prime is 79340801. The reversal of 79340782 is 28704397.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19835194 + ... + 19835197.

It is an arithmetic number, because the mean of its divisors is an integer number (29752794).

Almost surely, 2^79340782 is an apocalyptic number.

79340782 is a deficient number, since it is larger than the sum of its proper divisors (39670394).

79340782 is a wasteful number, since it uses less digits than its factorization.

79340782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39670393.

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 79340782 is about 8907.3442731265. The cubic root of 79340782 is about 429.7001370705.

The spelling of 79340782 in words is "seventy-nine million, three hundred forty thousand, seven hundred eighty-two".