2004731 has 2 divisors, whose sum is σ = 2004732. Its totient is φ = 2004730.

The previous prime is 2004719. The next prime is 2004757. The reversal of 2004731 is 1374002.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2004731 - 2¹⁴ = 1988347 is a prime.

It is a super-2 number, since 2×2004731² = 8037892764722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2004701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1002365 + 1002366.

It is an arithmetic number, because the mean of its divisors is an integer number (1002366).

2^2004731 is an apocalyptic number.

2004731 is a deficient number, since it is larger than the sum of its proper divisors (1).

2004731 is an equidigital number, since it uses as much as digits as its factorization.

2004731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 2004731 is about 1415.8852354623. The cubic root of 2004731 is about 126.0913715337.

Adding to 2004731 its reverse (1374002), we get a palindrome (3378733).

The spelling of 2004731 in words is "two million, four thousand, seven hundred thirty-one".