345313625 has 16 divisors (see below), whose sum is σ = 431533440. Its totient is φ = 275878000.

The previous prime is 345313621. The next prime is 345313667. The reversal of 345313625 is 526313543.

It is not a de Polignac number, because 345313625 - 2² = 345313621 is a prime.

It is a super-2 number, since 2×345313625² = 238482999221281250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 345313591 and 345313600.

It is not an unprimeable number, because it can be changed into a prime (345313621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126020 + ... + 128730.

It is an arithmetic number, because the mean of its divisors is an integer number (26970840).

Almost surely, 2^345313625 is an apocalyptic number.

It is an amenable number.

345313625 is a deficient number, since it is larger than the sum of its proper divisors (86219815).

345313625 is a wasteful number, since it uses less digits than its factorization.

345313625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3745 (or 3735 counting only the distinct ones).

The product of its digits is 32400, while the sum is 32.

The square root of 345313625 is about 18582.6162043992. The cubic root of 345313625 is about 701.5703689823.

The spelling of 345313625 in words is "three hundred forty-five million, three hundred thirteen thousand, six hundred twenty-five".