342794817 has 12 divisors (see below), whose sum is σ = 524274660. Its totient is φ = 215086848.

The previous prime is 342794801. The next prime is 342794873. The reversal of 342794817 is 718497243.

It can be written as a sum of positive squares in 2 ways, for example, as 198218241 + 144576576 = 14079^2 + 12024^2 .

It is not a de Polignac number, because 342794817 - 2⁴ = 342794801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (342794117) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1120092 + ... + 1120397.

It is an arithmetic number, because the mean of its divisors is an integer number (43689555).

Almost surely, 2^342794817 is an apocalyptic number.

It is an amenable number.

342794817 is a deficient number, since it is larger than the sum of its proper divisors (181479843).

342794817 is a wasteful number, since it uses less digits than its factorization.

342794817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2240512 (or 2240509 counting only the distinct ones).

The product of its digits is 338688, while the sum is 45.

The square root of 342794817 is about 18514.7189284634. The cubic root of 342794817 is about 699.8603918863.

The spelling of 342794817 in words is "three hundred forty-two million, seven hundred ninety-four thousand, eight hundred seventeen".