345402525 has 24 divisors (see below), whose sum is σ = 614995360. Its totient is φ = 170043840.

The previous prime is 345402479. The next prime is 345402529. The reversal of 345402525 is 525204543.

345402525 is nontrivially palindromic in base 12.

It is not a de Polignac number, because 345402525 - 2⁷ = 345402397 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 345402492 and 345402501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345402529) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 176155 + ... + 178104.

Almost surely, 2^345402525 is an apocalyptic number.

It is an amenable number.

345402525 is a deficient number, since it is larger than the sum of its proper divisors (269592835).

345402525 is a wasteful number, since it uses less digits than its factorization.

345402525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354285 (or 354280 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 30.

The square root of 345402525 is about 18585.0080710233. The cubic root of 345402525 is about 701.6305695746.

The spelling of 345402525 in words is "three hundred forty-five million, four hundred two thousand, five hundred twenty-five".