325231398 has 36 divisors (see below), whose sum is σ = 743722668. Its totient is φ = 102702600.

The previous prime is 325231381. The next prime is 325231411. The reversal of 325231398 is 893132523.

325231398 is a `hidden beast` number, since 3 + 252 + 313 + 98 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 17 ways as a sum of consecutive naturals, for example, 18528 + ... + 31523.

It is an arithmetic number, because the mean of its divisors is an integer number (20658963).

Almost surely, 2^325231398 is an apocalyptic number.

325231398 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

325231398 is an abundant number, since it is smaller than the sum of its proper divisors (418491270).

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

325231398 is a wasteful number, since it uses less digits than its factorization.

325231398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50097 (or 50075 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 325231398 is about 18034.1730611636. The cubic root of 325231398 is about 687.6975682548.

The spelling of 325231398 in words is "three hundred twenty-five million, two hundred thirty-one thousand, three hundred ninety-eight".