16022863 has 4 divisors (see below), whose sum is σ = 16039408. Its totient is φ = 16006320.

The previous prime is 16022837. The next prime is 16022869. The reversal of 16022863 is 36822061.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16022863 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 (16022869) 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, 6723 + ... + 8788.

It is an arithmetic number, because the mean of its divisors is an integer number (4009852).

Almost surely, 2^16022863 is an apocalyptic number.

16022863 is a deficient number, since it is larger than the sum of its proper divisors (16545).

16022863 is a wasteful number, since it uses less digits than its factorization.

16022863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16544.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 16022863 is about 4002.8568547976. The cubic root of 16022863 is about 252.1041760848.

It can be divided in two parts, 1602 and 2863, that added together give a triangular number (4465 = T₉₄).

The spelling of 16022863 in words is "sixteen million, twenty-two thousand, eight hundred sixty-three".