346425479 has 2 divisors, whose sum is σ = 346425480. Its totient is φ = 346425478.

The previous prime is 346425451. The next prime is 346425491. The reversal of 346425479 is 974524643.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-346425479 is a prime.

It is a super-2 number, since 2×346425479² = 240021225000758882, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (346425449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173212739 + 173212740.

It is an arithmetic number, because the mean of its divisors is an integer number (173212740).

Almost surely, 2^346425479 is an apocalyptic number.

346425479 is a deficient number, since it is larger than the sum of its proper divisors (1).

346425479 is an equidigital number, since it uses as much as digits as its factorization.

346425479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 725760, while the sum is 44.

The square root of 346425479 is about 18612.5086702465. The cubic root of 346425479 is about 702.3225432900.

The spelling of 346425479 in words is "three hundred forty-six million, four hundred twenty-five thousand, four hundred seventy-nine".