2104902 has 24 divisors (see below), whose sum is σ = 4587336. Its totient is φ = 697536.

The previous prime is 2104901. The next prime is 2104909. The reversal of 2104902 is 2094012.

It is a super-2 number, since 2×2104902² = 8861224859208, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2104901) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5893 + ... + 6239.

It is an arithmetic number, because the mean of its divisors is an integer number (191139).

2^2104902 is an apocalyptic number.

2104902 is an abundant number, since it is smaller than the sum of its proper divisors (2482434).

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

2104902 is a wasteful number, since it uses less digits than its factorization.

2104902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692 (or 689 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 2104902 is about 1450.8280394313. The cubic root of 2104902 is about 128.1574803238.

Adding to 2104902 its reverse (2094012), we get a palindrome (4198914).

The spelling of 2104902 in words is "two million, one hundred four thousand, nine hundred two".