346770469 has 2 divisors, whose sum is σ = 346770470. Its totient is φ = 346770468.

The previous prime is 346770451. The next prime is 346770491. The reversal of 346770469 is 964077643.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 311522500 + 35247969 = 17650^2 + 5937^2 .

It is a cyclic number.

It is not a de Polignac number, because 346770469 - 2⁷ = 346770341 is a prime.

It is a super-2 number, since 2×346770469² = 240499516340959922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (346770419) 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, 173385234 + 173385235.

It is an arithmetic number, because the mean of its divisors is an integer number (173385235).

Almost surely, 2^346770469 is an apocalyptic number.

It is an amenable number.

346770469 is a deficient number, since it is larger than the sum of its proper divisors (1).

346770469 is an equidigital number, since it uses as much as digits as its factorization.

346770469 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 762048, while the sum is 46.

The square root of 346770469 is about 18621.7740561956. The cubic root of 346770469 is about 702.5556033883. Note that the first 3 decimals are identical.

The spelling of 346770469 in words is "three hundred forty-six million, seven hundred seventy thousand, four hundred sixty-nine".