16652232 has 48 divisors (see below), whose sum is σ = 46207980. Its totient is φ = 5414400.

The previous prime is 16652221. The next prime is 16652261. The reversal of 16652232 is 23225661.

16652232 is a `hidden beast` number, since 1 + 6 + 652 + 2 + 3 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 16597476 + 54756 = 4074^2 + 234^2 .

It is a junction number, because it is equal to n+sod(n) for n = 16652196 and 16652205.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 132 + ... + 5772.

Almost surely, 2^16652232 is an apocalyptic number.

16652232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16652232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23103990).

16652232 is an abundant number, since it is smaller than the sum of its proper divisors (29555748).

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

16652232 is a wasteful number, since it uses less digits than its factorization.

16652232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5694 (or 5687 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 16652232 is about 4080.7146432947. The cubic root of 16652232 is about 255.3627133571.

Adding to 16652232 its reverse (23225661), we get a palindrome (39877893).

The spelling of 16652232 in words is "sixteen million, six hundred fifty-two thousand, two hundred thirty-two".