325799966 has 16 divisors (see below), whose sum is σ = 492742656. Its totient is φ = 161557176.

The previous prime is 325799941. The next prime is 325800023. The reversal of 325799966 is 669997523.

It is a super-2 number, since 2×325799966² = 212291235691202312, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201935 + ... + 203541.

It is an arithmetic number, because the mean of its divisors is an integer number (30796416).

Almost surely, 2^325799966 is an apocalyptic number.

325799966 is a deficient number, since it is larger than the sum of its proper divisors (166942690).

325799966 is a wasteful number, since it uses less digits than its factorization.

325799966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2383.

The product of its digits is 5511240, while the sum is 56.

The square root of 325799966 is about 18049.9298059577. The cubic root of 325799966 is about 688.0980781734.

The spelling of 325799966 in words is "three hundred twenty-five million, seven hundred ninety-nine thousand, nine hundred sixty-six".