331225104 has 60 divisors (see below), whose sum is σ = 995372304. Its totient is φ = 94635072.

The previous prime is 331225099. The next prime is 331225123. The reversal of 331225104 is 401522133.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68062 + ... + 72765.

Almost surely, 2^331225104 is an apocalyptic number.

It is an amenable number.

331225104 is an abundant number, since it is smaller than the sum of its proper divisors (664147200).

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

331225104 is a wasteful number, since it uses less digits than its factorization.

331225104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140852 (or 140839 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 331225104 is about 18199.5907646298. The cubic root of 331225104 is about 691.8964171643.

Adding to 331225104 its reverse (401522133), we get a palindrome (732747237).

It can be divided in two parts, 33122 and 5104, that added together give a triangular number (38226 = T₂₇₆).

The spelling of 331225104 in words is "three hundred thirty-one million, two hundred twenty-five thousand, one hundred four".