1372328764 has 24 divisors (see below), whose sum is σ = 2509734528. Its totient is φ = 655350960.

The previous prime is 1372328761. The next prime is 1372328777. The reversal of 1372328764 is 4678232731.

It is a self number, because there is not a number n which added to its sum of digits gives 1372328764.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1372328761) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52779 + ... + 74365.

It is an arithmetic number, because the mean of its divisors is an integer number (104572272).

Almost surely, 2^1372328764 is an apocalyptic number.

It is an amenable number.

1372328764 is a deficient number, since it is larger than the sum of its proper divisors (1137405764).

1372328764 is a wasteful number, since it uses less digits than its factorization.

1372328764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22305 (or 22303 counting only the distinct ones).

The product of its digits is 338688, while the sum is 43.

The square root of 1372328764 is about 37044.9559859369. The cubic root of 1372328764 is about 1111.2694844458.

The spelling of 1372328764 in words is "one billion, three hundred seventy-two million, three hundred twenty-eight thousand, seven hundred sixty-four".