346875679 has 2 divisors, whose sum is σ = 346875680. Its totient is φ = 346875678.

The previous prime is 346875653. The next prime is 346875733. The reversal of 346875679 is 976578643.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-346875679 is a prime.

It is a super-2 number, since 2×346875679² = 240645473363422082, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (346875979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173437839 + 173437840.

It is an arithmetic number, because the mean of its divisors is an integer number (173437840).

Almost surely, 2^346875679 is an apocalyptic number.

346875679 is a deficient number, since it is larger than the sum of its proper divisors (1).

346875679 is an equidigital number, since it uses as much as digits as its factorization.

346875679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7620480, while the sum is 55.

The square root of 346875679 is about 18624.5987607787. The cubic root of 346875679 is about 702.6266478856.

The spelling of 346875679 in words is "three hundred forty-six million, eight hundred seventy-five thousand, six hundred seventy-nine".