2100788 has 12 divisors (see below), whose sum is σ = 3712800. Its totient is φ = 1039992.

The previous prime is 2100781. The next prime is 2100793. The reversal of 2100788 is 8870012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100781) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2138 + ... + 2961.

It is an arithmetic number, because the mean of its divisors is an integer number (309400).

2^2100788 is an apocalyptic number.

It is an amenable number.

2100788 is a deficient number, since it is larger than the sum of its proper divisors (1612012).

2100788 is a wasteful number, since it uses less digits than its factorization.

2100788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5206 (or 5204 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 26.

The square root of 2100788 is about 1449.4095349486. The cubic root of 2100788 is about 128.0739318986.

The spelling of 2100788 in words is "two million, one hundred thousand, seven hundred eighty-eight".