325149975 has 36 divisors (see below), whose sum is σ = 584749776. Its totient is φ = 172707840.

The previous prime is 325149971. The next prime is 325149989. The reversal of 325149975 is 579941523.

It is a happy number.

It is not a de Polignac number, because 325149975 - 2² = 325149971 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 325149975.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325149971) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 55014 + ... + 60636.

Almost surely, 2^325149975 is an apocalyptic number.

325149975 is a deficient number, since it is larger than the sum of its proper divisors (259599801).

325149975 is a wasteful number, since it uses less digits than its factorization.

325149975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5896 (or 5888 counting only the distinct ones).

The product of its digits is 340200, while the sum is 45.

The square root of 325149975 is about 18031.9154556581. The cubic root of 325149975 is about 687.6401741728.

The spelling of 325149975 in words is "three hundred twenty-five million, one hundred forty-nine thousand, nine hundred seventy-five".