325718688 has 48 divisors (see below), whose sum is σ = 855943200. Its totient is φ = 108454656.

The previous prime is 325718683. The next prime is 325718689. The reversal of 325718688 is 886817523.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (325718683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162106 + ... + 164102.

It is an arithmetic number, because the mean of its divisors is an integer number (17832150).

Almost surely, 2^325718688 is an apocalyptic number.

It is an amenable number.

325718688 is an abundant number, since it is smaller than the sum of its proper divisors (530224512).

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

325718688 is a wasteful number, since it uses less digits than its factorization.

325718688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3709 (or 3701 counting only the distinct ones).

The product of its digits is 645120, while the sum is 48.

The square root of 325718688 is about 18047.6781886203. The cubic root of 325718688 is about 688.0408529915.

It can be divided in two parts, 3257 and 18688, that added together give a triangular number (21945 = T₂₀₉).

The spelling of 325718688 in words is "three hundred twenty-five million, seven hundred eighteen thousand, six hundred eighty-eight".