325577472 has 144 divisors (see below), whose sum is σ = 1001331072. Its totient is φ = 92815360.

The previous prime is 325577471. The next prime is 325577477. The reversal of 325577472 is 274775523.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (325577471) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142483 + ... + 144749.

It is an arithmetic number, because the mean of its divisors is an integer number (6953688).

Almost surely, 2^325577472 is an apocalyptic number.

325577472 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 325577472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (500665536).

325577472 is an abundant number, since it is smaller than the sum of its proper divisors (675753600).

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

325577472 is a wasteful number, since it uses less digits than its factorization.

325577472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2314 (or 2300 counting only the distinct ones).

The product of its digits is 411600, while the sum is 42.

The square root of 325577472 is about 18043.7654606792. The cubic root of 325577472 is about 687.9414047808.

The spelling of 325577472 in words is "three hundred twenty-five million, five hundred seventy-seven thousand, four hundred seventy-two".