3047664387 has 6 divisors (see below), whose sum is σ = 4063680012. Its totient is φ = 2031712512.

The previous prime is 3047664383. The next prime is 3047664397. The reversal of 3047664387 is 7834667403.

It is not a de Polignac number, because 3047664387 - 2² = 3047664383 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3047664383) 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 5 ways as a sum of consecutive naturals, for example, 79683 + ... + 111555.

It is an arithmetic number, because the mean of its divisors is an integer number (677280002).

Almost surely, 2^3047664387 is an apocalyptic number.

3047664387 is a deficient number, since it is larger than the sum of its proper divisors (1016015625).

3047664387 is an frugal number, since it uses more digits than its factorization.

3047664387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63749 (or 31876 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 48.

The square root of 3047664387 is about 55205.6553896428. The cubic root of 3047664387 is about 1449.8476870530.

Multiplying 3047664387 by its sum of digits (48), we get a square (146287890576 = 382476²).

The spelling of 3047664387 in words is "three billion, forty-seven million, six hundred sixty-four thousand, three hundred eighty-seven".