2044901 has 2 divisors, whose sum is σ = 2044902. Its totient is φ = 2044900.

The previous prime is 2044883. The next prime is 2044909. The reversal of 2044901 is 1094402.

It is a Cunningham number, because it is equal to 1430²+1.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2044900 + 1 = 1430^2 + 1^2 .

It is a cyclic number.

It is not a de Polignac number, because 2044901 - 2¹⁴ = 2028517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2044909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1022450 + 1022451.

It is an arithmetic number, because the mean of its divisors is an integer number (1022451).

2^2044901 is an apocalyptic number.

It is an amenable number.

2044901 is a deficient number, since it is larger than the sum of its proper divisors (1).

2044901 is an equidigital number, since it uses as much as digits as its factorization.

2044901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 2044901 is about 1430.0003496503. Note that the first 3 decimals coincide. The cubic root of 2044901 is about 126.9279977090.

The spelling of 2044901 in words is "two million, forty-four thousand, nine hundred one".