2653204 has 6 divisors (see below), whose sum is σ = 4643114. Its totient is φ = 1326600.

The previous prime is 2653193. The next prime is 2653219. The reversal of 2653204 is 4023562.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2016400 + 636804 = 1420^2 + 798^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331647 + ... + 331654.

2^2653204 is an apocalyptic number.

It is an amenable number.

2653204 is a deficient number, since it is larger than the sum of its proper divisors (1989910).

2653204 is a wasteful number, since it uses less digits than its factorization.

2653204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663305 (or 663303 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 2653204 is about 1628.8658631084. The cubic root of 2653204 is about 138.4384987622.

Adding to 2653204 its reverse (4023562), we get a palindrome (6676766).

The spelling of 2653204 in words is "two million, six hundred fifty-three thousand, two hundred four".