22772063 has 4 divisors (see below), whose sum is σ = 22781640. Its totient is φ = 22762488.

The previous prime is 22772059. The next prime is 22772081. The reversal of 22772063 is 36027722.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 22772063 - 2² = 22772059 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 (22772083) 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, 1808 + ... + 6986.

It is an arithmetic number, because the mean of its divisors is an integer number (5695410).

Almost surely, 2^22772063 is an apocalyptic number.

22772063 is a deficient number, since it is larger than the sum of its proper divisors (9577).

22772063 is an equidigital number, since it uses as much as digits as its factorization.

22772063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9576.

The product of its (nonzero) digits is 7056, while the sum is 29.

The square root of 22772063 is about 4772.0082774446. The cubic root of 22772063 is about 283.4441244536. Note that the first 3 decimals are identical.

Adding to 22772063 its reverse (36027722), we get a palindrome (58799785).

The spelling of 22772063 in words is "twenty-two million, seven hundred seventy-two thousand, sixty-three".