22689071 has 2 divisors, whose sum is σ = 22689072. Its totient is φ = 22689070.

The previous prime is 22689047. The next prime is 22689083. The reversal of 22689071 is 17098622.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22689071 - 2²² = 18494767 is a prime.

It is a Sophie Germain prime.

It is a zygodrome in base 12.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22689001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11344535 + 11344536.

It is an arithmetic number, because the mean of its divisors is an integer number (11344536).

Almost surely, 2^22689071 is an apocalyptic number.

22689071 is a deficient number, since it is larger than the sum of its proper divisors (1).

22689071 is an equidigital number, since it uses as much as digits as its factorization.

22689071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 22689071 is about 4763.3046301911. The cubic root of 22689071 is about 283.0993711806.

The spelling of 22689071 in words is "twenty-two million, six hundred eighty-nine thousand, seventy-one".