2118936 has 16 divisors (see below), whose sum is σ = 5297400. Its totient is φ = 706304.

The previous prime is 2118923. The next prime is 2118959. The reversal of 2118936 is 6398112.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 44121 + ... + 44168.

2^2118936 is an apocalyptic number.

It is an amenable number.

2118936 is an abundant number, since it is smaller than the sum of its proper divisors (3178464).

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

2118936 is a wasteful number, since it uses less digits than its factorization.

2118936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88298 (or 88294 counting only the distinct ones).

The product of its digits is 2592, while the sum is 30.

The square root of 2118936 is about 1455.6565528998. The cubic root of 2118936 is about 128.4416708528.

The spelling of 2118936 in words is "two million, one hundred eighteen thousand, nine hundred thirty-six".