2101892 has 24 divisors (see below), whose sum is σ = 4017216. Its totient is φ = 956448.

The previous prime is 2101873. The next prime is 2101903. The reversal of 2101892 is 2981012.

2101892 is nontrivially palindromic in base 12.

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4073 + ... + 4559.

It is an arithmetic number, because the mean of its divisors is an integer number (167384).

2^2101892 is an apocalyptic number.

It is an amenable number.

2101892 is a deficient number, since it is larger than the sum of its proper divisors (1915324).

2101892 is a wasteful number, since it uses less digits than its factorization.

2101892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587 (or 585 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 2101892 is about 1449.7903296684. The cubic root of 2101892 is about 128.0963629832.

The spelling of 2101892 in words is "two million, one hundred one thousand, eight hundred ninety-two".