345864356 has 12 divisors (see below), whose sum is σ = 620025420. Its totient is φ = 168714240.

The previous prime is 345864349. The next prime is 345864367. The reversal of 345864356 is 653468543.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 205062400 + 140801956 = 14320^2 + 11866^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1054301 + ... + 1054628.

It is an arithmetic number, because the mean of its divisors is an integer number (51668785).

Almost surely, 2^345864356 is an apocalyptic number.

It is an amenable number.

345864356 is a deficient number, since it is larger than the sum of its proper divisors (274161064).

345864356 is a wasteful number, since it uses less digits than its factorization.

345864356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2108974 (or 2108972 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 44.

The square root of 345864356 is about 18597.4287470069. The cubic root of 345864356 is about 701.9431425015.

The spelling of 345864356 in words is "three hundred forty-five million, eight hundred sixty-four thousand, three hundred fifty-six".