2704457 has 12 divisors (see below), whose sum is σ = 3184020. Its totient is φ = 2290176.

The previous prime is 2704451. The next prime is 2704469. The reversal of 2704457 is 7544072.

It can be written as a sum of positive squares in 2 ways, for example, as 802816 + 1901641 = 896^2 + 1379^2 .

It is not a de Polignac number, because 2704457 - 2⁶ = 2704393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2704451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4469 + ... + 5037.

It is an arithmetic number, because the mean of its divisors is an integer number (265335).

2^2704457 is an apocalyptic number.

It is an amenable number.

2704457 is a deficient number, since it is larger than the sum of its proper divisors (479563).

2704457 is an equidigital number, since it uses as much as digits as its factorization.

2704457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680 (or 673 counting only the distinct ones).

The product of its (nonzero) digits is 7840, while the sum is 29.

The square root of 2704457 is about 1644.5233351947. The cubic root of 2704457 is about 139.3242434847.

The spelling of 2704457 in words is "two million, seven hundred four thousand, four hundred fifty-seven".