22730063 has 4 divisors (see below), whose sum is σ = 22931328. Its totient is φ = 22528800.

The previous prime is 22730053. The next prime is 22730069. The reversal of 22730063 is 36003722.

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 22730063 - 2⁴ = 22730047 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 (22730069) 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, 100463 + ... + 100688.

It is an arithmetic number, because the mean of its divisors is an integer number (5732832).

Almost surely, 2^22730063 is an apocalyptic number.

22730063 is a deficient number, since it is larger than the sum of its proper divisors (201265).

22730063 is a wasteful number, since it uses less digits than its factorization.

22730063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201264.

The product of its (nonzero) digits is 1512, while the sum is 23.

The square root of 22730063 is about 4767.6055835188. The cubic root of 22730063 is about 283.2697590542.

Adding to 22730063 its reverse (36003722), we get a palindrome (58733785).

The spelling of 22730063 in words is "twenty-two million, seven hundred thirty thousand, sixty-three".