2242222340 has 12 divisors (see below), whose sum is σ = 4708666956. Its totient is φ = 896888928.

The previous prime is 2242222337. The next prime is 2242222369. The reversal of 2242222340 is 432222422.

It can be written as a sum of positive squares in 2 ways, for example, as 1641384196 + 600838144 = 40514^2 + 24512^2 .

It is a super-2 number, since 2×2242222340² = 10055122043990151200, which contains 22 as substring.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

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, 56055539 + ... + 56055578.

It is an arithmetic number, because the mean of its divisors is an integer number (392388913).

Almost surely, 2^2242222340 is an apocalyptic number.

2242222340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2242222340 is an abundant number, since it is smaller than the sum of its proper divisors (2466444616).

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

2242222340 is a wasteful number, since it uses less digits than its factorization.

2242222340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112111126 (or 112111124 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 2242222340 is about 47352.1101958508. The cubic root of 2242222340 is about 1308.8590847178.

Adding to 2242222340 its reverse (432222422), we get a palindrome (2674444762).

The spelling of 2242222340 in words is "two billion, two hundred forty-two million, two hundred twenty-two thousand, three hundred forty".