2404263 has 4 divisors (see below), whose sum is σ = 3205688. Its totient is φ = 1602840.

The previous prime is 2404253. The next prime is 2404289. The reversal of 2404263 is 3624042.

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

It is not a de Polignac number, because 2404263 - 2⁴ = 2404247 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2404253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 400708 + ... + 400713.

It is an arithmetic number, because the mean of its divisors is an integer number (801422).

2^2404263 is an apocalyptic number.

2404263 is a deficient number, since it is larger than the sum of its proper divisors (801425).

2404263 is an equidigital number, since it uses as much as digits as its factorization.

2404263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 801424.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 2404263 is about 1550.5686053832. The cubic root of 2404263 is about 133.9658151456.

The spelling of 2404263 in words is "two million, four hundred four thousand, two hundred sixty-three".