325387296 has 144 divisors (see below), whose sum is σ = 1003458456. Its totient is φ = 99422208.

The previous prime is 325387289. The next prime is 325387297. The reversal of 325387296 is 692783523.

325387296 is a `hidden beast` number, since 325 + 38 + 7 + 296 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 182250000 + 143137296 = 13500^2 + 11964^2 .

It is a tau number, because it is divible by the number of its divisors (144).

It is not an unprimeable number, because it can be changed into a prime (325387297) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 872166 + ... + 872538.

Almost surely, 2^325387296 is an apocalyptic number.

325387296 is a gapful number since it is divisible by the number (36) 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 325387296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (501729228).

325387296 is an abundant number, since it is smaller than the sum of its proper divisors (678071160).

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

325387296 is a wasteful number, since it uses less digits than its factorization.

325387296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635 (or 624 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The square root of 325387296 is about 18038.4948374303. The cubic root of 325387296 is about 687.8074321347.

The spelling of 325387296 in words is "three hundred twenty-five million, three hundred eighty-seven thousand, two hundred ninety-six".