2104456 has 16 divisors (see below), whose sum is σ = 3966300. Its totient is φ = 1046784.

The previous prime is 2104441. The next prime is 2104483. The reversal of 2104456 is 6544012.

It can be written as a sum of positive squares in 2 ways, for example, as 1779556 + 324900 = 1334^2 + 570^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1300 + ... + 2428.

2^2104456 is an apocalyptic number.

It is an amenable number.

2104456 is a deficient number, since it is larger than the sum of its proper divisors (1861844).

2104456 is a wasteful number, since it uses less digits than its factorization.

2104456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1368 (or 1364 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2104456 is about 1450.6743259602. The cubic root of 2104456 is about 128.1484280775.

Adding to 2104456 its reverse (6544012), we get a palindrome (8648468).

The spelling of 2104456 in words is "two million, one hundred four thousand, four hundred fifty-six".