22047007 has 2 divisors, whose sum is σ = 22047008. Its totient is φ = 22047006.

The previous prime is 22046963. The next prime is 22047013. The reversal of 22047007 is 70074022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22047007 - 2⁷ = 22046879 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 (22047017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11023503 + 11023504.

It is an arithmetic number, because the mean of its divisors is an integer number (11023504).

Almost surely, 2^22047007 is an apocalyptic number.

22047007 is a deficient number, since it is larger than the sum of its proper divisors (1).

22047007 is an equidigital number, since it uses as much as digits as its factorization.

22047007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 784, while the sum is 22.

The square root of 22047007 is about 4695.4240490077. The cubic root of 22047007 is about 280.4033599787.

The spelling of 22047007 in words is "twenty-two million, forty-seven thousand, seven".