345563625 has 32 divisors (see below), whose sum is σ = 627299712. Its totient is φ = 167544000.

The previous prime is 345563557. The next prime is 345563627. The reversal of 345563625 is 526365543.

It is not a de Polignac number, because 345563625 - 2¹⁰ = 345562601 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (345563627) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37762 + ... + 46011.

It is an arithmetic number, because the mean of its divisors is an integer number (19603116).

Almost surely, 2^345563625 is an apocalyptic number.

It is an amenable number.

345563625 is a deficient number, since it is larger than the sum of its proper divisors (281736087).

345563625 is a wasteful number, since it uses less digits than its factorization.

345563625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83802 (or 83792 counting only the distinct ones).

The product of its digits is 324000, while the sum is 39.

The square root of 345563625 is about 18589.3417043208. The cubic root of 345563625 is about 701.7396356718.

The spelling of 345563625 in words is "three hundred forty-five million, five hundred sixty-three thousand, six hundred twenty-five".