2044739 has 2 divisors, whose sum is σ = 2044740. Its totient is φ = 2044738.

The previous prime is 2044733. The next prime is 2044753. The reversal of 2044739 is 9374402.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2044739 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2044733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1022369 + 1022370.

It is an arithmetic number, because the mean of its divisors is an integer number (1022370).

2^2044739 is an apocalyptic number.

2044739 is a deficient number, since it is larger than the sum of its proper divisors (1).

2044739 is an equidigital number, since it uses as much as digits as its factorization.

2044739 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 2044739 is about 1429.9437051856. The cubic root of 2044739 is about 126.9246458142.

The spelling of 2044739 in words is "two million, forty-four thousand, seven hundred thirty-nine".