11226290 has 16 divisors (see below), whose sum is σ = 21396312. Its totient is φ = 4226304.

The previous prime is 11226287. The next prime is 11226317. The reversal of 11226290 is 9262211.

11226290 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 11162281 + 64009 = 3341^2 + 253^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32849 + ... + 33188.

Almost surely, 2^11226290 is an apocalyptic number.

11226290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11226290 is a deficient number, since it is larger than the sum of its proper divisors (10170022).

11226290 is a wasteful number, since it uses less digits than its factorization.

11226290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66061.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 11226290 is about 3350.5656238910. The cubic root of 11226290 is about 223.9127131211.

The spelling of 11226290 in words is "eleven million, two hundred twenty-six thousand, two hundred ninety".