346065437 has 2 divisors, whose sum is σ = 346065438. Its totient is φ = 346065436.

The previous prime is 346065409. The next prime is 346065469. The reversal of 346065437 is 734560643.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 338780836 + 7284601 = 18406^2 + 2699^2 .

It is a cyclic number.

It is not a de Polignac number, because 346065437 - 2¹⁰ = 346064413 is a prime.

It is a super-2 number, since 2×346065437² = 239522573372001938, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 346065437.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (346065407) 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, 173032718 + 173032719.

It is an arithmetic number, because the mean of its divisors is an integer number (173032719).

Almost surely, 2^346065437 is an apocalyptic number.

It is an amenable number.

346065437 is a deficient number, since it is larger than the sum of its proper divisors (1).

346065437 is an equidigital number, since it uses as much as digits as its factorization.

346065437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 38.

The square root of 346065437 is about 18602.8341120379. The cubic root of 346065437 is about 702.0791496593.

The spelling of 346065437 in words is "three hundred forty-six million, sixty-five thousand, four hundred thirty-seven".