325172232 has 400 divisors, whose sum is σ = 1220115600. Its totient is φ = 80015040.

The previous prime is 325172231. The next prime is 325172233. The reversal of 325172232 is 232271523.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (325172231) and next prime (325172233).

It is a Harshad number since it is a multiple of its sum of digits (27).

Its product of digits (5040) is a multiple of the sum of its prime divisors (42).

It is a junction number, because it is equal to n+sod(n) for n = 325172196 and 325172205.

It is not an unprimeable number, because it can be changed into a prime (325172231) by changing a digit.

It is a polite number, since it can be written in 99 ways as a sum of consecutive naturals, for example, 17114319 + ... + 17114337.

It is an arithmetic number, because the mean of its divisors is an integer number (3050289).

Almost surely, 2^325172232 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 325172232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (610057800).

325172232 is an abundant number, since it is smaller than the sum of its proper divisors (894943368).

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

325172232 is a wasteful number, since it uses less digits than its factorization.

325172232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76 (or 42 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 325172232 is about 18032.5326008301. The cubic root of 325172232 is about 687.6558638128.

The spelling of 325172232 in words is "three hundred twenty-five million, one hundred seventy-two thousand, two hundred thirty-two".