2100994 has 32 divisors (see below), whose sum is σ = 3833856. Its totient is φ = 844560.

The previous prime is 2100991. The next prime is 2100997. The reversal of 2100994 is 4990012.

It is an interprime number because it is at equal distance from previous prime (2100991) and next prime (2100997).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100991) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20347 + ... + 20449.

It is an arithmetic number, because the mean of its divisors is an integer number (119808).

2^2100994 is an apocalyptic number.

2100994 is a deficient number, since it is larger than the sum of its proper divisors (1732862).

2100994 is a wasteful number, since it uses less digits than its factorization.

2100994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 2100994 is about 1449.4805966276. The cubic root of 2100994 is about 128.0781180052.

The spelling of 2100994 in words is "two million, one hundred thousand, nine hundred ninety-four".