16232663 has 4 divisors (see below), whose sum is σ = 16792440. Its totient is φ = 15672888.

The previous prime is 16232633. The next prime is 16232731. The reversal of 16232663 is 36623261.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16232663 - 2⁸ = 16232407 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29), and also a Moran number because the ratio is a prime number: 559747 = 16232663 / (1 + 6 + 2 + 3 + 2 + 6 + 6 + 3).

It is a Duffinian number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16232633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 279845 + ... + 279902.

It is an arithmetic number, because the mean of its divisors is an integer number (4198110).

Almost surely, 2^16232663 is an apocalyptic number.

16232663 is a deficient number, since it is larger than the sum of its proper divisors (559777).

16232663 is an equidigital number, since it uses as much as digits as its factorization.

16232663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559776.

The product of its digits is 7776, while the sum is 29.

The square root of 16232663 is about 4028.9779100908. The cubic root of 16232663 is about 253.1997412371.

The spelling of 16232663 in words is "sixteen million, two hundred thirty-two thousand, six hundred sixty-three".