2044993 has 8 divisors (see below), whose sum is σ = 2134080. Its totient is φ = 1957200.

The previous prime is 2044979. The next prime is 2045009. The reversal of 2044993 is 3994402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2044993 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 (2044943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4146 + ... + 4612.

It is an arithmetic number, because the mean of its divisors is an integer number (266760).

2^2044993 is an apocalyptic number.

It is an amenable number.

2044993 is a deficient number, since it is larger than the sum of its proper divisors (89087).

2044993 is a wasteful number, since it uses less digits than its factorization.

2044993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 2044993 is about 1430.0325171128. The cubic root of 2044993 is about 126.9299011753.

The spelling of 2044993 in words is "two million, forty-four thousand, nine hundred ninety-three".