1307407328 has 24 divisors (see below), whose sum is σ = 2709430920. Its totient is φ = 619297920.

The previous prime is 1307407289. The next prime is 1307407333. The reversal of 1307407328 is 8237047031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1074563 + ... + 1075778.

It is an arithmetic number, because the mean of its divisors is an integer number (112892955).

Almost surely, 2^1307407328 is an apocalyptic number.

It is an amenable number.

1307407328 is an abundant number, since it is smaller than the sum of its proper divisors (1402023592).

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

1307407328 is a wasteful number, since it uses less digits than its factorization.

1307407328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2150370 (or 2150362 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 35.

The square root of 1307407328 is about 36158.0880025479. The cubic root of 1307407328 is about 1093.4618571233.

The spelling of 1307407328 in words is "one billion, three hundred seven million, four hundred seven thousand, three hundred twenty-eight".