2033999944 has 8 divisors (see below), whose sum is σ = 3813749910. Its totient is φ = 1016999968.

The previous prime is 2033999923. The next prime is 2034000011. The reversal of 2033999944 is 4499993302.

It can be written as a sum of positive squares in only one way, i.e., 1727399844 + 306600100 = 41562^2 + 17510^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 2033999891 and 2033999900.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127124989 + ... + 127125004.

Almost surely, 2^2033999944 is an apocalyptic number.

It is an amenable number.

2033999944 is a deficient number, since it is larger than the sum of its proper divisors (1779749966).

2033999944 is a wasteful number, since it uses less digits than its factorization.

2033999944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254249999 (or 254249995 counting only the distinct ones).

The product of its (nonzero) digits is 1889568, while the sum is 52.

The square root of 2033999944 is about 45099.8885142746. Note that the first 3 decimals coincide. The cubic root of 2033999944 is about 1267.0205112394.

The spelling of 2033999944 in words is "two billion, thirty-three million, nine hundred ninety-nine thousand, nine hundred forty-four".