22046047 has 2 divisors, whose sum is σ = 22046048. Its totient is φ = 22046046.

The previous prime is 22046033. The next prime is 22046107. The reversal of 22046047 is 74064022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22046047 - 2¹¹ = 22043999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22046147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11023023 + 11023024.

It is an arithmetic number, because the mean of its divisors is an integer number (11023024).

Almost surely, 2^22046047 is an apocalyptic number.

22046047 is a deficient number, since it is larger than the sum of its proper divisors (1).

22046047 is an equidigital number, since it uses as much as digits as its factorization.

22046047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 22046047 is about 4695.3218207062. The cubic root of 22046047 is about 280.3992900214.

The spelling of 22046047 in words is "twenty-two million, forty-six thousand, forty-seven".