16525233 has 12 divisors (see below), whose sum is σ = 24082500. Its totient is φ = 10918656.

The previous prime is 16525183. The next prime is 16525237. The reversal of 16525233 is 33252561.

16525233 is a `hidden beast` number, since 1 + 652 + 5 + 2 + 3 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3908529 + 12616704 = 1977^2 + 3552^2 .

It is not a de Polignac number, because 16525233 - 2¹⁸ = 16263089 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 16525197 and 16525206.

It is not an unprimeable number, because it can be changed into a prime (16525237) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7108 + ... + 9141.

It is an arithmetic number, because the mean of its divisors is an integer number (2006875).

Almost surely, 2^16525233 is an apocalyptic number.

It is an amenable number.

16525233 is a deficient number, since it is larger than the sum of its proper divisors (7557267).

16525233 is a wasteful number, since it uses less digits than its factorization.

16525233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16368 (or 16365 counting only the distinct ones).

The product of its digits is 5400, while the sum is 27.

The square root of 16525233 is about 4065.1239833491. The cubic root of 16525233 is about 254.7118775743.

Adding to 16525233 its reverse (33252561), we get a palindrome (49777794).

The spelling of 16525233 in words is "sixteen million, five hundred twenty-five thousand, two hundred thirty-three".