222273005 has 4 divisors (see below), whose sum is σ = 266727612. Its totient is φ = 177818400.

The previous prime is 222272993. The next prime is 222273031. The reversal of 222273005 is 500372222.

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 86527204 + 135745801 = 9302^2 + 11651^2 .

It is not a de Polignac number, because 222273005 - 2⁸ = 222272749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22227296 + ... + 22227305.

It is an arithmetic number, because the mean of its divisors is an integer number (66681903).

Almost surely, 2^222273005 is an apocalyptic number.

It is an amenable number.

222273005 is a deficient number, since it is larger than the sum of its proper divisors (44454607).

222273005 is an equidigital number, since it uses as much as digits as its factorization.

222273005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44454606.

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 222273005 is about 14908.8230588467. The cubic root of 222273005 is about 605.7529999788.

The spelling of 222273005 in words is "two hundred twenty-two million, two hundred seventy-three thousand, five".