2263504 has 20 divisors (see below), whose sum is σ = 4414276. Its totient is φ = 1124352.

The previous prime is 2263483. The next prime is 2263507. The reversal of 2263504 is 4053622.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1537600 + 725904 = 1240^2 + 852^2 .

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2263507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2722 + ... + 3454.

2^2263504 is an apocalyptic number.

It is an amenable number.

2263504 is a deficient number, since it is larger than the sum of its proper divisors (2150772).

2263504 is a wasteful number, since it uses less digits than its factorization.

2263504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934 (or 928 counting only the distinct ones).

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

The square root of 2263504 is about 1504.4945995250. The cubic root of 2263504 is about 131.2986987843.

The spelling of 2263504 in words is "two million, two hundred sixty-three thousand, five hundred four".