2604743 has 2 divisors, whose sum is σ = 2604744. Its totient is φ = 2604742.

The previous prime is 2604739. The next prime is 2604769. The reversal of 2604743 is 3474062.

It is a happy number.

It is an a-pointer prime, because the next prime (2604769) can be obtained adding 2604743 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2604743 - 2² = 2604739 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2604703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1302371 + 1302372.

It is an arithmetic number, because the mean of its divisors is an integer number (1302372).

2^2604743 is an apocalyptic number.

2604743 is a deficient number, since it is larger than the sum of its proper divisors (1).

2604743 is an equidigital number, since it uses as much as digits as its factorization.

2604743 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 2604743 is about 1613.9216213931. The cubic root of 2604743 is about 137.5904506792.

The spelling of 2604743 in words is "two million, six hundred four thousand, seven hundred forty-three".