22290701 has 2 divisors, whose sum is σ = 22290702. Its totient is φ = 22290700.

The previous prime is 22290683. The next prime is 22290707. The reversal of 22290701 is 10709222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12773476 + 9517225 = 3574^2 + 3085^2 .

It is a cyclic number.

It is not a de Polignac number, because 22290701 - 2¹⁸ = 22028557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22290707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11145350 + 11145351.

It is an arithmetic number, because the mean of its divisors is an integer number (11145351).

Almost surely, 2^22290701 is an apocalyptic number.

It is an amenable number.

22290701 is a deficient number, since it is larger than the sum of its proper divisors (1).

22290701 is an equidigital number, since it uses as much as digits as its factorization.

22290701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 22290701 is about 4721.3028922110. The cubic root of 22290701 is about 281.4327118284.

Adding to 22290701 its reverse (10709222), we get a palindrome (32999923).

The spelling of 22290701 in words is "twenty-two million, two hundred ninety thousand, seven hundred one".