1304532192 has 48 divisors (see below), whose sum is σ = 3471325200. Its totient is φ = 428884992.

The previous prime is 1304532169. The next prime is 1304532197. The reversal of 1304532192 is 2912354031.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1304532197) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 86067 + ... + 100082.

It is an arithmetic number, because the mean of its divisors is an integer number (72319275).

Almost surely, 2^1304532192 is an apocalyptic number.

1304532192 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1304532192 is an abundant number, since it is smaller than the sum of its proper divisors (2166793008).

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

1304532192 is a wasteful number, since it uses less digits than its factorization.

1304532192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186235 (or 186227 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 1304532192 is about 36118.3082660304. The cubic root of 1304532192 is about 1092.6597202366.

The spelling of 1304532192 in words is "one billion, three hundred four million, five hundred thirty-two thousand, one hundred ninety-two".