346816355 has 16 divisors (see below), whose sum is σ = 428204064. Its totient is φ = 269464320.

The previous prime is 346816339. The next prime is 346816361. The reversal of 346816355 is 553618643.

It is not a de Polignac number, because 346816355 - 2⁴ = 346816339 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126479 + ... + 129191.

It is an arithmetic number, because the mean of its divisors is an integer number (26762754).

Almost surely, 2^346816355 is an apocalyptic number.

346816355 is a deficient number, since it is larger than the sum of its proper divisors (81387709).

346816355 is a wasteful number, since it uses less digits than its factorization.

With its successor (346816356) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (3446).

346816355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3446.

The product of its digits is 259200, while the sum is 41.

The square root of 346816355 is about 18623.0060677647. The cubic root of 346816355 is about 702.5865903067.

The spelling of 346816355 in words is "three hundred forty-six million, eight hundred sixteen thousand, three hundred fifty-five".