325278656 has 28 divisors (see below), whose sum is σ = 654326352. Its totient is φ = 160409088.

The previous prime is 325278643. The next prime is 325278659. The reversal of 325278656 is 656872523.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325278659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30140 + ... + 39483.

Almost surely, 2^325278656 is an apocalyptic number.

It is an amenable number.

325278656 is an abundant number, since it is smaller than the sum of its proper divisors (329047696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

325278656 is an equidigital number, since it uses as much as digits as its factorization.

325278656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69708 (or 69698 counting only the distinct ones).

The product of its digits is 604800, while the sum is 44.

The square root of 325278656 is about 18035.4832483080. The cubic root of 325278656 is about 687.7308754507.

The spelling of 325278656 in words is "three hundred twenty-five million, two hundred seventy-eight thousand, six hundred fifty-six".