22736071 has 2 divisors, whose sum is σ = 22736072. Its totient is φ = 22736070.

The previous prime is 22736057. The next prime is 22736081. The reversal of 22736071 is 17063722.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22736071 - 2⁵ = 22736039 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22736011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11368035 + 11368036.

It is an arithmetic number, because the mean of its divisors is an integer number (11368036).

Almost surely, 2^22736071 is an apocalyptic number.

22736071 is a deficient number, since it is larger than the sum of its proper divisors (1).

22736071 is an equidigital number, since it uses as much as digits as its factorization.

22736071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 22736071 is about 4768.2356275671. The cubic root of 22736071 is about 283.2947147673.

Adding to 22736071 its reverse (17063722), we get a palindrome (39799793).

The spelling of 22736071 in words is "twenty-two million, seven hundred thirty-six thousand, seventy-one".