79340434 has 4 divisors (see below), whose sum is σ = 119010654. Its totient is φ = 39670216.

The previous prime is 79340423. The next prime is 79340467. The reversal of 79340434 is 43404397.

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

It can be written as a sum of positive squares in only one way, i.e., 68939809 + 10400625 = 8303^2 + 3225^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 79340434.

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 as a sum of consecutive naturals, namely, 19835107 + ... + 19835110.

Almost surely, 2^79340434 is an apocalyptic number.

79340434 is a deficient number, since it is larger than the sum of its proper divisors (39670220).

79340434 is a wasteful number, since it uses less digits than its factorization.

79340434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39670219.

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 79340434 is about 8907.3247386631. The cubic root of 79340434 is about 429.6995088276.

The spelling of 79340434 in words is "seventy-nine million, three hundred forty thousand, four hundred thirty-four".