346704997 has 2 divisors, whose sum is σ = 346704998. Its totient is φ = 346704996.

The previous prime is 346704973. The next prime is 346705033. The reversal of 346704997 is 799407643.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 262634436 + 84070561 = 16206^2 + 9169^2 .

It is a cyclic number.

It is not a de Polignac number, because 346704997 - 2²⁷ = 212487269 is a prime.

It is equal to p_18635998 and since 346704997 and 18635998 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 346704997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (346714997) 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 as a sum of consecutive naturals, namely, 173352498 + 173352499.

It is an arithmetic number, because the mean of its divisors is an integer number (173352499).

Almost surely, 2^346704997 is an apocalyptic number.

It is an amenable number.

346704997 is a deficient number, since it is larger than the sum of its proper divisors (1).

346704997 is an equidigital number, since it uses as much as digits as its factorization.

346704997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1143072, while the sum is 49.

The square root of 346704997 is about 18620.0160311424. The cubic root of 346704997 is about 702.5113852674.

The spelling of 346704997 in words is "three hundred forty-six million, seven hundred four thousand, nine hundred ninety-seven".