22706063 has 4 divisors (see below), whose sum is σ = 22845528. Its totient is φ = 22566600.

The previous prime is 22706053. The next prime is 22706071. The reversal of 22706063 is 36060722.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36060722 = 2 ⋅18030361.

It is a cyclic number.

It is not a de Polignac number, because 22706063 - 2¹⁸ = 22443919 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 (22706003) 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, 69488 + ... + 69813.

It is an arithmetic number, because the mean of its divisors is an integer number (5711382).

Almost surely, 2^22706063 is an apocalyptic number.

22706063 is a deficient number, since it is larger than the sum of its proper divisors (139465).

22706063 is a wasteful number, since it uses less digits than its factorization.

22706063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139464.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 22706063 is about 4765.0879320323. The cubic root of 22706063 is about 283.1700252290.

Adding to 22706063 its reverse (36060722), we get a palindrome (58766785).

The spelling of 22706063 in words is "twenty-two million, seven hundred six thousand, sixty-three".