22047663 has 8 divisors (see below), whose sum is σ = 32069376. Its totient is φ = 13362200.

The previous prime is 22047637. The next prime is 22047673. The reversal of 22047663 is 36674022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22047663 - 2⁵ = 22047631 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22047663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22047673) 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, 334023 + ... + 334088.

It is an arithmetic number, because the mean of its divisors is an integer number (4008672).

Almost surely, 2^22047663 is an apocalyptic number.

22047663 is a deficient number, since it is larger than the sum of its proper divisors (10021713).

22047663 is a wasteful number, since it uses less digits than its factorization.

22047663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668125.

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 22047663 is about 4695.4939037337. The cubic root of 22047663 is about 280.4061410482.

The spelling of 22047663 in words is "twenty-two million, forty-seven thousand, six hundred sixty-three".