1304908772 has 12 divisors (see below), whose sum is σ = 2382877056. Its totient is φ = 624086760.

The previous prime is 1304908757. The next prime is 1304908777. The reversal of 1304908772 is 2778094031.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1304908777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7091804 + ... + 7091987.

It is an arithmetic number, because the mean of its divisors is an integer number (198573088).

Almost surely, 2^1304908772 is an apocalyptic number.

It is an amenable number.

1304908772 is a deficient number, since it is larger than the sum of its proper divisors (1077968284).

1304908772 is a wasteful number, since it uses less digits than its factorization.

1304908772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14183818 (or 14183816 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 41.

The square root of 1304908772 is about 36123.5210354694. The cubic root of 1304908772 is about 1092.7648496751.

The spelling of 1304908772 in words is "one billion, three hundred four million, nine hundred eight thousand, seven hundred seventy-two".