346886929 has 2 divisors, whose sum is σ = 346886930. Its totient is φ = 346886928.

The previous prime is 346886927. The next prime is 346886959. The reversal of 346886929 is 929688643.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 330403329 + 16483600 = 18177^2 + 4060^2 .

It is a cyclic number.

It is not a de Polignac number, because 346886929 - 2¹ = 346886927 is a prime.

It is a super-2 number, since 2×346886929² = 240661083022102082, which contains 22 as substring.

Together with 346886927, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 346886929.

It is not a weakly prime, because it can be changed into another prime (346886927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173443464 + 173443465.

It is an arithmetic number, because the mean of its divisors is an integer number (173443465).

Almost surely, 2^346886929 is an apocalyptic number.

It is an amenable number.

346886929 is a deficient number, since it is larger than the sum of its proper divisors (1).

346886929 is an equidigital number, since it uses as much as digits as its factorization.

346886929 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4478976, while the sum is 55.

The square root of 346886929 is about 18624.9007782592. The cubic root of 346886929 is about 702.6342437524.

The spelling of 346886929 in words is "three hundred forty-six million, eight hundred eighty-six thousand, nine hundred twenty-nine".