325665100 has 36 divisors (see below), whose sum is σ = 711228784. Its totient is φ = 129430080.

The previous prime is 325665071. The next prime is 325665103. The reversal of 325665100 is 1566523.

It is not an unprimeable number, because it can be changed into a prime (325665103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5329 + ... + 26071.

Almost surely, 2^325665100 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 325665100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (355614392).

325665100 is an abundant number, since it is smaller than the sum of its proper divisors (385563684).

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

325665100 is a wasteful number, since it uses less digits than its factorization.

325665100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20914 (or 20907 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 325665100 is about 18046.1935044485. The cubic root of 325665100 is about 688.0031182255.

The spelling of 325665100 in words is "three hundred twenty-five million, six hundred sixty-five thousand, one hundred".