22470859 has 2 divisors, whose sum is σ = 22470860. Its totient is φ = 22470858.

The previous prime is 22470857. The next prime is 22470871. The reversal of 22470859 is 95807422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22470859 - 2¹ = 22470857 is a prime.

Together with 22470857, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (22470857) 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, 11235429 + 11235430.

It is an arithmetic number, because the mean of its divisors is an integer number (11235430).

Almost surely, 2^22470859 is an apocalyptic number.

22470859 is a deficient number, since it is larger than the sum of its proper divisors (1).

22470859 is an equidigital number, since it uses as much as digits as its factorization.

22470859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 22470859 is about 4740.3437639057. The cubic root of 22470859 is about 282.1888772050.

The spelling of 22470859 in words is "twenty-two million, four hundred seventy thousand, eight hundred fifty-nine".