2263304 has 8 divisors (see below), whose sum is σ = 4243710. Its totient is φ = 1131648.

The previous prime is 2263273. The next prime is 2263307. The reversal of 2263304 is 4033622.

It can be written as a sum of positive squares in only one way, i.e., 1435204 + 828100 = 1198^2 + 910^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2263307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141449 + ... + 141464.

2^2263304 is an apocalyptic number.

It is an amenable number.

2263304 is a deficient number, since it is larger than the sum of its proper divisors (1980406).

2263304 is a wasteful number, since it uses less digits than its factorization.

2263304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282919 (or 282915 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 2263304 is about 1504.4281305533. The cubic root of 2263304 is about 131.2948315482.

Adding to 2263304 its reverse (4033622), we get a palindrome (6296926).

The spelling of 2263304 in words is "two million, two hundred sixty-three thousand, three hundred four".