1304173332 has 288 divisors, whose sum is σ = 4343673600. Its totient is φ = 331119360.

The previous prime is 1304173313. The next prime is 1304173363. The reversal of 1304173332 is 2333714031.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1304173296 and 1304173305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4848094 + ... + 4848362.

It is an arithmetic number, because the mean of its divisors is an integer number (15082200).

Almost surely, 2^1304173332 is an apocalyptic number.

1304173332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1304173332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2171836800).

1304173332 is an abundant number, since it is smaller than the sum of its proper divisors (3039500268).

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

1304173332 is a wasteful number, since it uses less digits than its factorization.

1304173332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364 (or 345 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 27.

The square root of 1304173332 is about 36113.3400836865. The cubic root of 1304173332 is about 1092.5595188439.

Adding to 1304173332 its reverse (2333714031), we get a palindrome (3637887363).

The spelling of 1304173332 in words is "one billion, three hundred four million, one hundred seventy-three thousand, three hundred thirty-two".