2203924 has 24 divisors (see below), whose sum is σ = 4152960. Its totient is φ = 1020096.

The previous prime is 2203889. The next prime is 2203933. The reversal of 2203924 is 4293022.

It is a junction number, because it is equal to n+sod(n) for n = 2203895 and 2203904.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3264 + ... + 3880.

It is an arithmetic number, because the mean of its divisors is an integer number (173040).

2^2203924 is an apocalyptic number.

It is an amenable number.

2203924 is a deficient number, since it is larger than the sum of its proper divisors (1949036).

2203924 is a wasteful number, since it uses less digits than its factorization.

2203924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687 (or 685 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 2203924 is about 1484.5618882350. The cubic root of 2203924 is about 130.1364248301.

Adding to 2203924 its reverse (4293022), we get a palindrome (6496946).

The spelling of 2203924 in words is "two million, two hundred three thousand, nine hundred twenty-four".