325633636 has 6 divisors (see below), whose sum is σ = 569858870. Its totient is φ = 162816816.

The previous prime is 325633621. The next prime is 325633639. The reversal of 325633636 is 636336523.

It can be written as a sum of positive squares in only one way, i.e., 323784036 + 1849600 = 17994^2 + 1360^2 .

It is a junction number, because it is equal to n+sod(n) for n = 325633595 and 325633604.

It is not an unprimeable number, because it can be changed into a prime (325633639) 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 as a sum of consecutive naturals, namely, 40704201 + ... + 40704208.

Almost surely, 2^325633636 is an apocalyptic number.

It is an amenable number.

325633636 is a deficient number, since it is larger than the sum of its proper divisors (244225234).

325633636 is a wasteful number, since it uses less digits than its factorization.

325633636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81408413 (or 81408411 counting only the distinct ones).

The product of its digits is 174960, while the sum is 37.

The square root of 325633636 is about 18045.3217206012. The cubic root of 325633636 is about 687.9809604655.

The spelling of 325633636 in words is "three hundred twenty-five million, six hundred thirty-three thousand, six hundred thirty-six".