342394813 has 16 divisors (see below), whose sum is σ = 368105472. Its totient is φ = 317680000.

The previous prime is 342394799. The next prime is 342394817. The reversal of 342394813 is 318493243.

It is a cyclic number.

It is not a de Polignac number, because 342394813 - 2⁹ = 342394301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342394817) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179163 + ... + 181063.

It is an arithmetic number, because the mean of its divisors is an integer number (23006592).

Almost surely, 2^342394813 is an apocalyptic number.

It is an amenable number.

342394813 is a deficient number, since it is larger than the sum of its proper divisors (25710659).

342394813 is a wasteful number, since it uses less digits than its factorization.

342394813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2156.

The product of its digits is 62208, while the sum is 37.

The square root of 342394813 is about 18503.9134509433. The cubic root of 342394813 is about 699.5880657968.

The spelling of 342394813 in words is "three hundred forty-two million, three hundred ninety-four thousand, eight hundred thirteen".