331346225 has 48 divisors (see below), whose sum is σ = 497587200. Its totient is φ = 213814080.

The previous prime is 331346219. The next prime is 331346231. The reversal of 331346225 is 522643133.

It is an interprime number because it is at equal distance from previous prime (331346219) and next prime (331346231).

It is not a de Polignac number, because 331346225 - 2¹⁴ = 331329841 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 754556 + ... + 754994.

It is an arithmetic number, because the mean of its divisors is an integer number (10366400).

Almost surely, 2^331346225 is an apocalyptic number.

331346225 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

331346225 is a deficient number, since it is larger than the sum of its proper divisors (166240975).

331346225 is a wasteful number, since it uses less digits than its factorization.

331346225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702 (or 697 counting only the distinct ones).

The product of its digits is 12960, while the sum is 29.

The square root of 331346225 is about 18202.9180353041. The cubic root of 331346225 is about 691.9807434750.

Adding to 331346225 its reverse (522643133), we get a palindrome (853989358).

The spelling of 331346225 in words is "three hundred thirty-one million, three hundred forty-six thousand, two hundred twenty-five".