22671371 has 2 divisors, whose sum is σ = 22671372. Its totient is φ = 22671370.

The previous prime is 22671349. The next prime is 22671373. The reversal of 22671371 is 17317622.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22671371 is a prime.

Together with 22671373, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22671373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11335685 + 11335686.

It is an arithmetic number, because the mean of its divisors is an integer number (11335686).

Almost surely, 2^22671371 is an apocalyptic number.

22671371 is a deficient number, since it is larger than the sum of its proper divisors (1).

22671371 is an equidigital number, since it uses as much as digits as its factorization.

22671371 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3528, while the sum is 29.

The square root of 22671371 is about 4761.4463138840. The cubic root of 22671371 is about 283.0257356927.

Adding to 22671371 its reverse (17317622), we get a palindrome (39988993).

The spelling of 22671371 in words is "twenty-two million, six hundred seventy-one thousand, three hundred seventy-one".