2242266 has 64 divisors (see below), whose sum is σ = 5443200. Its totient is φ = 608256.

The previous prime is 2242231. The next prime is 2242277. The reversal of 2242266 is 6622422.

2242266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25150 + ... + 25238.

It is an arithmetic number, because the mean of its divisors is an integer number (85050).

2^2242266 is an apocalyptic number.

2242266 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2242266, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2721600).

2242266 is an abundant number, since it is smaller than the sum of its proper divisors (3200934).

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

2242266 is a wasteful number, since it uses less digits than its factorization.

2242266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143.

The product of its digits is 2304, while the sum is 24.

The square root of 2242266 is about 1497.4197808230. The cubic root of 2242266 is about 130.8867579923.

Adding to 2242266 its reverse (6622422), we get a palindrome (8864688).

The spelling of 2242266 in words is "two million, two hundred forty-two thousand, two hundred sixty-six".