16632253 has 4 divisors (see below), whose sum is σ = 18144288. Its totient is φ = 15120220.

The previous prime is 16632251. The next prime is 16632257. The reversal of 16632253 is 35223661.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16632253 - 2¹ = 16632251 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16632251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 756001 + ... + 756022.

It is an arithmetic number, because the mean of its divisors is an integer number (4536072).

Almost surely, 2^16632253 is an apocalyptic number.

It is an amenable number.

16632253 is a deficient number, since it is larger than the sum of its proper divisors (1512035).

16632253 is a wasteful number, since it uses less digits than its factorization.

16632253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1512034.

The product of its digits is 6480, while the sum is 28.

The square root of 16632253 is about 4078.2659305151. The cubic root of 16632253 is about 255.2605462043.

It can be divided in two parts, 166322 and 53, that added together give a cube (166375 = 55³).

The spelling of 16632253 in words is "sixteen million, six hundred thirty-two thousand, two hundred fifty-three".