22655071 has 2 divisors, whose sum is σ = 22655072. Its totient is φ = 22655070.

The previous prime is 22655057. The next prime is 22655089. The reversal of 22655071 is 17055622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22655071 - 2⁹ = 22654559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22655051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11327535 + 11327536.

It is an arithmetic number, because the mean of its divisors is an integer number (11327536).

Almost surely, 2^22655071 is an apocalyptic number.

22655071 is a deficient number, since it is larger than the sum of its proper divisors (1).

22655071 is an equidigital number, since it uses as much as digits as its factorization.

22655071 is an evil number, because the sum of its binary digits is even.

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

The square root of 22655071 is about 4759.7343413262. The cubic root of 22655071 is about 282.9578905743.

The spelling of 22655071 in words is "twenty-two million, six hundred fifty-five thousand, seventy-one".