2944391552 has 32 divisors (see below), whose sum is σ = 6120820080. Its totient is φ = 1408185856.

The previous prime is 2944391537. The next prime is 2944391561. The reversal of 2944391552 is 2551934492.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×2944391552² = 17338883222977937408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 497123 + ... + 503010.

Almost surely, 2^2944391552 is an apocalyptic number.

It is an amenable number.

2944391552 is an abundant number, since it is smaller than the sum of its proper divisors (3176428528).

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

2944391552 is a wasteful number, since it uses less digits than its factorization.

2944391552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000170 (or 1000158 counting only the distinct ones).

The product of its digits is 388800, while the sum is 44.

The square root of 2944391552 is about 54262.2479445885. The cubic root of 2944391552 is about 1433.2826849719.

The spelling of 2944391552 in words is "two billion, nine hundred forty-four million, three hundred ninety-one thousand, five hundred fifty-two".