2203902 has 16 divisors (see below), whose sum is σ = 4897680. Its totient is φ = 734616.

The previous prime is 2203889. The next prime is 2203933. The reversal of 2203902 is 2093022.

2203902 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20353 + ... + 20460.

It is an arithmetic number, because the mean of its divisors is an integer number (306105).

2^2203902 is an apocalyptic number.

2203902 is an abundant number, since it is smaller than the sum of its proper divisors (2693778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2203902 is a wasteful number, since it uses less digits than its factorization.

2203902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40824 (or 40818 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 2203902 is about 1484.5544786231. The cubic root of 2203902 is about 130.1359918129.

Adding to 2203902 its reverse (2093022), we get a palindrome (4296924).

The spelling of 2203902 in words is "two million, two hundred three thousand, nine hundred two".