22650571 has 2 divisors, whose sum is σ = 22650572. Its totient is φ = 22650570.

The previous prime is 22650559. The next prime is 22650583. The reversal of 22650571 is 17505622.

It is a balanced prime because it is at equal distance from previous prime (22650559) and next prime (22650583).

It is a cyclic number.

It is not a de Polignac number, because 22650571 - 2⁵ = 22650539 is a prime.

It is not a weakly prime, because it can be changed into another prime (22650541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11325285 + 11325286.

It is an arithmetic number, because the mean of its divisors is an integer number (11325286).

Almost surely, 2^22650571 is an apocalyptic number.

22650571 is a deficient number, since it is larger than the sum of its proper divisors (1).

22650571 is an equidigital number, since it uses as much as digits as its factorization.

22650571 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 22650571 is about 4759.2616023917. The cubic root of 22650571 is about 282.9391545950.

It can be divided in two parts, 226505 and 71, that added together give a square (226576 = 476²).

The spelling of 22650571 in words is "twenty-two million, six hundred fifty thousand, five hundred seventy-one".