345564530 has 8 divisors (see below), whose sum is σ = 622016172. Its totient is φ = 138225808.

The previous prime is 345564487. The next prime is 345564599. The reversal of 345564530 is 35465543.

It can be written as a sum of positive squares in 2 ways, for example, as 326633329 + 18931201 = 18073^2 + 4351^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 17278217 + ... + 17278236.

Almost surely, 2^345564530 is an apocalyptic number.

345564530 is a deficient number, since it is larger than the sum of its proper divisors (276451642).

345564530 is a wasteful number, since it uses less digits than its factorization.

345564530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34556460.

The product of its (nonzero) digits is 108000, while the sum is 35.

The square root of 345564530 is about 18589.3660462104. The cubic root of 345564530 is about 701.7402482689.

The spelling of 345564530 in words is "three hundred forty-five million, five hundred sixty-four thousand, five hundred thirty".