342758979 has 8 divisors (see below), whose sum is σ = 507791120. Its totient is φ = 228505968.

The previous prime is 342758963. The next prime is 342758989. The reversal of 342758979 is 979857243.

342758979 is a `hidden beast` number, since 34 + 27 + 589 + 7 + 9 = 666.

It is not a de Polignac number, because 342758979 - 2⁴ = 342758963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342758989) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 6347362 + ... + 6347415.

It is an arithmetic number, because the mean of its divisors is an integer number (63473890).

Almost surely, 2^342758979 is an apocalyptic number.

342758979 is a deficient number, since it is larger than the sum of its proper divisors (165032141).

342758979 is a wasteful number, since it uses less digits than its factorization.

342758979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12694786 (or 12694780 counting only the distinct ones).

The product of its digits is 3810240, while the sum is 54.

The square root of 342758979 is about 18513.7510785902. The cubic root of 342758979 is about 699.8360017170.

The spelling of 342758979 in words is "three hundred forty-two million, seven hundred fifty-eight thousand, nine hundred seventy-nine".