2261004222 has 16 divisors (see below), whose sum is σ = 4563496080. Its totient is φ = 746753472.

The previous prime is 2261004211. The next prime is 2261004247. The reversal of 2261004222 is 2224001622.

It is a super-2 number, since 2×2261004222² = 10224280183803650568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1727943 + ... + 1729250.

It is an arithmetic number, because the mean of its divisors is an integer number (285218505).

Almost surely, 2^2261004222 is an apocalyptic number.

2261004222 is an abundant number, since it is smaller than the sum of its proper divisors (2302491858).

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

2261004222 is a wasteful number, since it uses less digits than its factorization.

2261004222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3457307.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 2261004222 is about 47550.0181072521. The cubic root of 2261004222 is about 1312.5034624489.

Adding to 2261004222 its reverse (2224001622), we get a palindrome (4485005844).

The spelling of 2261004222 in words is "two billion, two hundred sixty-one million, four thousand, two hundred twenty-two".