2163936 has 24 divisors (see below), whose sum is σ = 5680584. Its totient is φ = 721280.

The previous prime is 2163923. The next prime is 2163949. The reversal of 2163936 is 6393612.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2163923) and next prime (2163949).

It is a tau number, because it is divible by the number of its divisors (24).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11175 + ... + 11366.

It is an arithmetic number, because the mean of its divisors is an integer number (236691).

2^2163936 is an apocalyptic number.

It is an amenable number.

2163936 is an abundant number, since it is smaller than the sum of its proper divisors (3516648).

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

2163936 is a wasteful number, since it uses less digits than its factorization.

2163936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22554 (or 22546 counting only the distinct ones).

The product of its digits is 5832, while the sum is 30.

The square root of 2163936 is about 1471.0322906041. The cubic root of 2163936 is about 129.3445509336.

The spelling of 2163936 in words is "two million, one hundred sixty-three thousand, nine hundred thirty-six".