985422223 has 2 divisors, whose sum is σ = 985422224. Its totient is φ = 985422222.

The previous prime is 985422211. The next prime is 985422241. The reversal of 985422223 is 322224589.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 985422223 - 2²¹ = 983325071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (985422253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492711111 + 492711112.

It is an arithmetic number, because the mean of its divisors is an integer number (492711112).

Almost surely, 2^985422223 is an apocalyptic number.

985422223 is a deficient number, since it is larger than the sum of its proper divisors (1).

985422223 is an equidigital number, since it uses as much as digits as its factorization.

985422223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69120, while the sum is 37.

The square root of 985422223 is about 31391.4355039715. The cubic root of 985422223 is about 995.1169354921.

The spelling of 985422223 in words is "nine hundred eighty-five million, four hundred twenty-two thousand, two hundred twenty-three".