22279063 has 2 divisors, whose sum is σ = 22279064. Its totient is φ = 22279062.

The previous prime is 22279021. The next prime is 22279067. The reversal of 22279063 is 36097222.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22279063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22279067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11139531 + 11139532.

It is an arithmetic number, because the mean of its divisors is an integer number (11139532).

Almost surely, 2^22279063 is an apocalyptic number.

22279063 is a deficient number, since it is larger than the sum of its proper divisors (1).

22279063 is an equidigital number, since it uses as much as digits as its factorization.

22279063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 22279063 is about 4720.0702325283. The cubic root of 22279063 is about 281.3837245238.

The spelling of 22279063 in words is "twenty-two million, two hundred seventy-nine thousand, sixty-three".