2261226 has 16 divisors (see below), whose sum is σ = 4933728. Its totient is φ = 685200.

The previous prime is 2261219. The next prime is 2261227. The reversal of 2261226 is 6221622.

It is a super-2 number, since 2×2261226² = 10226286046152, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (2261227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17065 + ... + 17196.

It is an arithmetic number, because the mean of its divisors is an integer number (308358).

2^2261226 is an apocalyptic number.

2261226 is an abundant number, since it is smaller than the sum of its proper divisors (2672502).

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

2261226 is a wasteful number, since it uses less digits than its factorization.

2261226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34277.

The product of its digits is 576, while the sum is 21.

The square root of 2261226 is about 1503.7373440864. The cubic root of 2261226 is about 131.2546374779.

Adding to 2261226 its reverse (6221622), we get a palindrome (8482848).

It can be divided in two parts, 226122 and 6, that added together give a triangular number (226128 = T₆₇₂).

The spelling of 2261226 in words is "two million, two hundred sixty-one thousand, two hundred twenty-six".