222283845 has 120 divisors (see below), whose sum is σ = 484665984. Its totient is φ = 96997824.

The previous prime is 222283807. The next prime is 222283849. The reversal of 222283845 is 548382222.

It is not a de Polignac number, because 222283845 - 2¹¹ = 222281797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222283849) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 456192 + ... + 456678.

Almost surely, 2^222283845 is an apocalyptic number.

It is an amenable number.

222283845 is an abundant number, since it is smaller than the sum of its proper divisors (262382139).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222283845 is a wasteful number, since it uses less digits than its factorization.

222283845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541 (or 525 counting only the distinct ones).

The product of its digits is 61440, while the sum is 36.

The square root of 222283845 is about 14909.1865975311. The cubic root of 222283845 is about 605.7628471122.

The spelling of 222283845 in words is "two hundred twenty-two million, two hundred eighty-three thousand, eight hundred forty-five".