222882005 has 4 divisors (see below), whose sum is σ = 267458412. Its totient is φ = 178305600.

The previous prime is 222881903. The next prime is 222882007. The reversal of 222882005 is 500288222.

222882005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 25816561 + 197065444 = 5081^2 + 14038^2 .

It is not a de Polignac number, because 222882005 - 2¹⁰ = 222880981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222882007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22288196 + ... + 22288205.

It is an arithmetic number, because the mean of its divisors is an integer number (66864603).

Almost surely, 2^222882005 is an apocalyptic number.

It is an amenable number.

222882005 is a deficient number, since it is larger than the sum of its proper divisors (44576407).

222882005 is an equidigital number, since it uses as much as digits as its factorization.

222882005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44576406.

The product of its (nonzero) digits is 5120, while the sum is 29.

The square root of 222882005 is about 14929.2332355014. The cubic root of 222882005 is about 606.3057244276.

The spelling of 222882005 in words is "two hundred twenty-two million, eight hundred eighty-two thousand, five".