345515325 has 12 divisors (see below), whose sum is σ = 571252128. Its totient is φ = 184274800.

The previous prime is 345515297. The next prime is 345515329. The reversal of 345515325 is 523515543.

It is a happy number.

It is not a de Polignac number, because 345515325 - 2⁸ = 345515069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345515329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2303361 + ... + 2303510.

It is an arithmetic number, because the mean of its divisors is an integer number (47604344).

Almost surely, 2^345515325 is an apocalyptic number.

It is an amenable number.

345515325 is a deficient number, since it is larger than the sum of its proper divisors (225736803).

345515325 is a wasteful number, since it uses less digits than its factorization.

345515325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4606884 (or 4606879 counting only the distinct ones).

The product of its digits is 45000, while the sum is 33.

The square root of 345515325 is about 18588.0425273884. The cubic root of 345515325 is about 701.7069397115.

The spelling of 345515325 in words is "three hundred forty-five million, five hundred fifteen thousand, three hundred twenty-five".