2290226 has 8 divisors (see below), whose sum is σ = 3528300. Its totient is φ = 1114128.

The previous prime is 2290213. The next prime is 2290231. The reversal of 2290226 is 6220922.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1729225 + 561001 = 1315^2 + 749^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

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, 15401 + ... + 15548.

2^2290226 is an apocalyptic number.

2290226 is a deficient number, since it is larger than the sum of its proper divisors (1238074).

2290226 is a wasteful number, since it uses less digits than its factorization.

2290226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30988.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 2290226 is about 1513.3492657017. The cubic root of 2290226 is about 131.8133649521.

The spelling of 2290226 in words is "two million, two hundred ninety thousand, two hundred twenty-six".