2163436 has 12 divisors (see below), whose sum is σ = 4130280. Its totient is φ = 983360.

The previous prime is 2163431. The next prime is 2163439. The reversal of 2163436 is 6343612.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2163436.

It is not an unprimeable number, because it can be changed into a prime (2163431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24541 + ... + 24628.

It is an arithmetic number, because the mean of its divisors is an integer number (344190).

2^2163436 is an apocalyptic number.

It is an amenable number.

2163436 is a deficient number, since it is larger than the sum of its proper divisors (1966844).

2163436 is a wasteful number, since it uses less digits than its factorization.

2163436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49184 (or 49182 counting only the distinct ones).

The product of its digits is 2592, while the sum is 25.

The square root of 2163436 is about 1470.8623321032. The cubic root of 2163436 is about 129.3345880300.

The spelling of 2163436 in words is "two million, one hundred sixty-three thousand, four hundred thirty-six".