2104992 has 36 divisors (see below), whose sum is σ = 5986890. Its totient is φ = 701568.

The previous prime is 2104987. The next prime is 2105003. The reversal of 2104992 is 2994012.

It can be written as a sum of positive squares in only one way, i.e., 1838736 + 266256 = 1356^2 + 516^2 .

It is a tau number, because it is divible by the number of its divisors (36).

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 5 ways as a sum of consecutive naturals, for example, 3367 + ... + 3942.

2^2104992 is an apocalyptic number.

It is an amenable number.

2104992 is an abundant number, since it is smaller than the sum of its proper divisors (3881898).

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

2104992 is a wasteful number, since it uses less digits than its factorization.

2104992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7325 (or 7314 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 2104992 is about 1450.8590558700. The cubic root of 2104992 is about 128.1593068552.

The spelling of 2104992 in words is "two million, one hundred four thousand, nine hundred ninety-two".