325136636 has 12 divisors (see below), whose sum is σ = 620715480. Its totient is φ = 147789360.

The previous prime is 325136599. The next prime is 325136653. The reversal of 325136636 is 636631523.

It is a junction number, because it is equal to n+sod(n) for n = 325136596 and 325136605.

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, 3694691 + ... + 3694778.

It is an arithmetic number, because the mean of its divisors is an integer number (51726290).

Almost surely, 2^325136636 is an apocalyptic number.

It is an amenable number.

325136636 is a deficient number, since it is larger than the sum of its proper divisors (295578844).

325136636 is a wasteful number, since it uses less digits than its factorization.

325136636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7389484 (or 7389482 counting only the distinct ones).

The product of its digits is 58320, while the sum is 35.

The square root of 325136636 is about 18031.5455798997. The cubic root of 325136636 is about 687.6307707606.

The spelling of 325136636 in words is "three hundred twenty-five million, one hundred thirty-six thousand, six hundred thirty-six".