16132232 has 8 divisors (see below), whose sum is σ = 30247950. Its totient is φ = 8066112.

The previous prime is 16132217. The next prime is 16132247. The reversal of 16132232 is 23223161.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (16132217) and next prime (16132247).

It can be written as a sum of positive squares in only one way, i.e., 15888196 + 244036 = 3986^2 + 494^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a plaindrome in base 13.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1008257 + ... + 1008272.

Almost surely, 2^16132232 is an apocalyptic number.

It is an amenable number.

16132232 is a deficient number, since it is larger than the sum of its proper divisors (14115718).

16132232 is a wasteful number, since it uses less digits than its factorization.

16132232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2016535 (or 2016531 counting only the distinct ones).

The product of its digits is 432, while the sum is 20.

The square root of 16132232 is about 4016.4949894155. The cubic root of 16132232 is about 252.6764808772.

Adding to 16132232 its reverse (23223161), we get a palindrome (39355393).

The spelling of 16132232 in words is "sixteen million, one hundred thirty-two thousand, two hundred thirty-two".