325705224 has 64 divisors (see below), whose sum is σ = 890043840. Its totient is φ = 98714880.

The previous prime is 325705223. The next prime is 325705241. The reversal of 325705224 is 422507523.

It is a junction number, because it is equal to n+sod(n) for n = 325705191 and 325705200.

It is not an unprimeable number, because it can be changed into a prime (325705223) 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, 13114 + ... + 28694.

It is an arithmetic number, because the mean of its divisors is an integer number (13906935).

Almost surely, 2^325705224 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 325705224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (445021920).

325705224 is an abundant number, since it is smaller than the sum of its proper divisors (564338616).

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

325705224 is a wasteful number, since it uses less digits than its factorization.

325705224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15670 (or 15666 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 30.

The square root of 325705224 is about 18047.3051727952. The cubic root of 325705224 is about 688.0313725103.

The spelling of 325705224 in words is "three hundred twenty-five million, seven hundred five thousand, two hundred twenty-four".