2044653 has 16 divisors (see below), whose sum is σ = 2970240. Its totient is φ = 1243584.

The previous prime is 2044649. The next prime is 2044661. The reversal of 2044653 is 3564402.

It is not a de Polignac number, because 2044653 - 2² = 2044649 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044633) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3763 + ... + 4271.

It is an arithmetic number, because the mean of its divisors is an integer number (185640).

2^2044653 is an apocalyptic number.

It is an amenable number.

2044653 is a deficient number, since it is larger than the sum of its proper divisors (925587).

2044653 is a wasteful number, since it uses less digits than its factorization.

2044653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 2044653 is about 1429.9136337555. The cubic root of 2044653 is about 126.9228663414.

The spelling of 2044653 in words is "two million, forty-four thousand, six hundred fifty-three".