16532238 has 16 divisors (see below), whose sum is σ = 34131456. Its totient is φ = 5332920.

The previous prime is 16532231. The next prime is 16532273. The reversal of 16532238 is 83223561.

16532238 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16532231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44256 + ... + 44627.

It is an arithmetic number, because the mean of its divisors is an integer number (2133216).

Almost surely, 2^16532238 is an apocalyptic number.

16532238 is an abundant number, since it is smaller than the sum of its proper divisors (17599218).

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

16532238 is a wasteful number, since it uses less digits than its factorization.

16532238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88919.

The product of its digits is 8640, while the sum is 30.

The square root of 16532238 is about 4065.9854893986. The cubic root of 16532238 is about 254.7478630406.

Adding to 16532238 its reverse (83223561), we get a palindrome (99755799).

The spelling of 16532238 in words is "sixteen million, five hundred thirty-two thousand, two hundred thirty-eight".