325540465 has 16 divisors (see below), whose sum is σ = 398093760. Its totient is φ = 255487680.

The previous prime is 325540441. The next prime is 325540489. The reversal of 325540465 is 564045523.

It is an interprime number because it is at equal distance from previous prime (325540441) and next prime (325540489).

It is a de Polignac number, because none of the positive numbers 2^k-325540465 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 325540465.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 203047 + ... + 204643.

It is an arithmetic number, because the mean of its divisors is an integer number (24880860).

Almost surely, 2^325540465 is an apocalyptic number.

It is an amenable number.

325540465 is a deficient number, since it is larger than the sum of its proper divisors (72553295).

325540465 is a wasteful number, since it uses less digits than its factorization.

325540465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2352.

The product of its (nonzero) digits is 72000, while the sum is 34.

The square root of 325540465 is about 18042.7399526790. The cubic root of 325540465 is about 687.9153386732.

Adding to 325540465 its reverse (564045523), we get a palindrome (889585988).

The spelling of 325540465 in words is "three hundred twenty-five million, five hundred forty thousand, four hundred sixty-five".