2163232 has 12 divisors (see below), whose sum is σ = 4258926. Its totient is φ = 1081600.

The previous prime is 2163223. The next prime is 2163241. The reversal of 2163232 is 2323612.

It is an interprime number because it is at equal distance from previous prime (2163223) and next prime (2163241).

It can be written as a sum of positive squares in only one way, i.e., 1089936 + 1073296 = 1044^2 + 1036^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33769 + ... + 33832.

2^2163232 is an apocalyptic number.

It is an amenable number.

2163232 is a deficient number, since it is larger than the sum of its proper divisors (2095694).

2163232 is an equidigital number, since it uses as much as digits as its factorization.

2163232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67611 (or 67603 counting only the distinct ones).

The product of its digits is 432, while the sum is 19.

The square root of 2163232 is about 1470.7929833937. The cubic root of 2163232 is about 129.3305227244.

Adding to 2163232 its reverse (2323612), we get a palindrome (4486844).

It can be divided in two parts, 21632 and 32, that multiplied together give a square (692224 = 832²).

The spelling of 2163232 in words is "two million, one hundred sixty-three thousand, two hundred thirty-two".