2704789 has 2 divisors, whose sum is σ = 2704790. Its totient is φ = 2704788.

The previous prime is 2704771. The next prime is 2704813. The reversal of 2704789 is 9874072.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1912689 + 792100 = 1383^2 + 890^2 .

It is a cyclic number.

It is not a de Polignac number, because 2704789 - 2⁷ = 2704661 is a prime.

It is a nialpdrome in base 12.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2704739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1352394 + 1352395.

It is an arithmetic number, because the mean of its divisors is an integer number (1352395).

2^2704789 is an apocalyptic number.

It is an amenable number.

2704789 is a deficient number, since it is larger than the sum of its proper divisors (1).

2704789 is an equidigital number, since it uses as much as digits as its factorization.

2704789 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28224, while the sum is 37.

The square root of 2704789 is about 1644.6242732004. The cubic root of 2704789 is about 139.3299444142.

The spelling of 2704789 in words is "two million, seven hundred four thousand, seven hundred eighty-nine".