345052725 has 24 divisors (see below), whose sum is σ = 572002080. Its totient is φ = 183539520.

The previous prime is 345052717. The next prime is 345052753. The reversal of 345052725 is 527250543.

It is not a de Polignac number, because 345052725 - 2³ = 345052717 is a prime.

It is a super-2 number, since 2×345052725² = 238122766059851250, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23262 + ... + 35088.

It is an arithmetic number, because the mean of its divisors is an integer number (23833420).

Almost surely, 2^345052725 is an apocalyptic number.

It is an amenable number.

345052725 is a deficient number, since it is larger than the sum of its proper divisors (226949355).

345052725 is a wasteful number, since it uses less digits than its factorization.

345052725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12229 (or 12224 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 33.

The square root of 345052725 is about 18575.5948760733. The cubic root of 345052725 is about 701.3936351249.

The spelling of 345052725 in words is "three hundred forty-five million, fifty-two thousand, seven hundred twenty-five".