325476816 has 160 divisors (see below), whose sum is σ = 1001721600. Its totient is φ = 90994176.

The previous prime is 325476799. The next prime is 325476817. The reversal of 325476816 is 618674523.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325476817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 872406 + ... + 872778.

It is an arithmetic number, because the mean of its divisors is an integer number (6260760).

Almost surely, 2^325476816 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 325476816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (500860800).

325476816 is an abundant number, since it is smaller than the sum of its proper divisors (676244784).

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

325476816 is a wasteful number, since it uses less digits than its factorization.

325476816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458 (or 438 counting only the distinct ones).

The product of its digits is 241920, while the sum is 42.

The square root of 325476816 is about 18040.9760268119. The cubic root of 325476816 is about 687.8705024885.

The spelling of 325476816 in words is "three hundred twenty-five million, four hundred seventy-six thousand, eight hundred sixteen".