325201920 has 208 divisors, whose sum is σ = 1069416960. Its totient is φ = 84344832.

The previous prime is 325201913. The next prime is 325201927. The reversal of 325201920 is 29102523.

It is an interprime number because it is at equal distance from previous prime (325201913) and next prime (325201927).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (325201927) 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, 4116441 + ... + 4116519.

Almost surely, 2^325201920 is an apocalyptic number.

325201920 is a gapful number since it is divisible by the number (30) 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 325201920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (534708480).

325201920 is an abundant number, since it is smaller than the sum of its proper divisors (744215040).

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

325201920 is an equidigital number, since it uses as much as digits as its factorization.

325201920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178 (or 156 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 325201920 is about 18033.3557609226. The cubic root of 325201920 is about 687.6767906776.

The spelling of 325201920 in words is "three hundred twenty-five million, two hundred one thousand, nine hundred twenty".