2744347887 has 6 divisors (see below), whose sum is σ = 3964058072. Its totient is φ = 1829565252.

The previous prime is 2744347847. The next prime is 2744347901. The reversal of 2744347887 is 7887434472.

It is not a de Polignac number, because 2744347887 - 2¹⁰ = 2744346863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2744347847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 152463763 + ... + 152463780.

Almost surely, 2^2744347887 is an apocalyptic number.

2744347887 is a deficient number, since it is larger than the sum of its proper divisors (1219710185).

2744347887 is a wasteful number, since it uses less digits than its factorization.

2744347887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304927549 (or 304927546 counting only the distinct ones).

The product of its digits is 8429568, while the sum is 54.

The square root of 2744347887 is about 52386.5239064399. The cubic root of 2744347887 is about 1400.0591619556.

The spelling of 2744347887 in words is "two billion, seven hundred forty-four million, three hundred forty-seven thousand, eight hundred eighty-seven".