331325106 has 64 divisors (see below), whose sum is σ = 772208640. Its totient is φ = 92822400.

The previous prime is 331325089. The next prime is 331325123. The reversal of 331325106 is 601523133.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (331325089) and next prime (331325123).

It is a super-2 number, since 2×331325106² = 219552651731822472, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 564145 + ... + 564731.

It is an arithmetic number, because the mean of its divisors is an integer number (12065760).

Almost surely, 2^331325106 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 331325106, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (386104320).

331325106 is an abundant number, since it is smaller than the sum of its proper divisors (440883534).

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

331325106 is a wasteful number, since it uses less digits than its factorization.

331325106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 839.

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 331325106 is about 18202.3379267609. The cubic root of 331325106 is about 691.9660415804.

Adding to 331325106 its reverse (601523133), we get a palindrome (932848239).

The spelling of 331325106 in words is "three hundred thirty-one million, three hundred twenty-five thousand, one hundred six".