2944394000 has 40 divisors (see below), whose sum is σ = 7119549528. Its totient is φ = 1177756800.

The previous prime is 2944393973. The next prime is 2944394003. The reversal of 2944394000 is 4934492.

It can be written as a sum of positive squares in 4 ways, for example, as 1982464 + 2942411536 = 1408^2 + 54244^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (2944394003) 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 7 ways as a sum of consecutive naturals, for example, 734099 + ... + 738098.

Almost surely, 2^2944394000 is an apocalyptic number.

2944394000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2944394000 is an abundant number, since it is smaller than the sum of its proper divisors (4175155528).

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

2944394000 is a wasteful number, since it uses less digits than its factorization.

2944394000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1472220 (or 1472204 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 2944394000 is about 54262.2705017031. The cubic root of 2944394000 is about 1433.2830821876.

The spelling of 2944394000 in words is "two billion, nine hundred forty-four million, three hundred ninety-four thousand".