345564522 has 32 divisors (see below), whose sum is σ = 794404800. Its totient is φ = 111215664.

The previous prime is 345564487. The next prime is 345564599. The reversal of 345564522 is 225465543.

345564522 is a `hidden beast` number, since 3 + 4 + 5 + 5 + 645 + 2 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108768 + ... + 111899.

It is an arithmetic number, because the mean of its divisors is an integer number (24825150).

Almost surely, 2^345564522 is an apocalyptic number.

345564522 is an abundant number, since it is smaller than the sum of its proper divisors (448840278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345564522 is a wasteful number, since it uses less digits than its factorization.

345564522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220707 (or 220701 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The square root of 345564522 is about 18589.3658310336. The cubic root of 345564522 is about 701.7402428537.

The spelling of 345564522 in words is "three hundred forty-five million, five hundred sixty-four thousand, five hundred twenty-two".