325415765 has 4 divisors (see below), whose sum is σ = 390498924. Its totient is φ = 260332608.

The previous prime is 325415749. The next prime is 325415789. The reversal of 325415765 is 567514523.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 75238276 + 250177489 = 8674^2 + 15817^2 .

It is a cyclic number.

It is not a de Polignac number, because 325415765 - 2⁴ = 325415749 is a prime.

It is a super-2 number, since 2×325415765² = 211790840221070450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32541572 + ... + 32541581.

It is an arithmetic number, because the mean of its divisors is an integer number (97624731).

Almost surely, 2^325415765 is an apocalyptic number.

It is an amenable number.

325415765 is a deficient number, since it is larger than the sum of its proper divisors (65083159).

325415765 is an equidigital number, since it uses as much as digits as its factorization.

325415765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65083158.

The product of its digits is 126000, while the sum is 38.

The square root of 325415765 is about 18039.2839381168. The cubic root of 325415765 is about 687.8274909169.

The spelling of 325415765 in words is "three hundred twenty-five million, four hundred fifteen thousand, seven hundred sixty-five".