2263403 has 4 divisors (see below), whose sum is σ = 2336448. Its totient is φ = 2190360.

The previous prime is 2263381. The next prime is 2263411. The reversal of 2263403 is 3043622.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2263403 - 2¹⁴ = 2247019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2263423) 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, 36476 + ... + 36537.

It is an arithmetic number, because the mean of its divisors is an integer number (584112).

2^2263403 is an apocalyptic number.

2263403 is a deficient number, since it is larger than the sum of its proper divisors (73045).

2263403 is an equidigital number, since it uses as much as digits as its factorization.

2263403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73044.

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

The square root of 2263403 is about 1504.4610330613. The cubic root of 2263403 is about 131.2967458585.

The spelling of 2263403 in words is "two million, two hundred sixty-three thousand, four hundred three".