2201236 has 6 divisors (see below), whose sum is σ = 3852170. Its totient is φ = 1100616.

The previous prime is 2201209. The next prime is 2201273. The reversal of 2201236 is 6321022.

It can be written as a sum of positive squares in only one way, i.e., 1336336 + 864900 = 1156^2 + 930^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275151 + ... + 275158.

2^2201236 is an apocalyptic number.

It is an amenable number.

2201236 is a deficient number, since it is larger than the sum of its proper divisors (1650934).

2201236 is a wasteful number, since it uses less digits than its factorization.

2201236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550313 (or 550311 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2201236 is about 1483.6562944294. The cubic root of 2201236 is about 130.0834966560.

Adding to 2201236 its reverse (6321022), we get a palindrome (8522258).

The spelling of 2201236 in words is "two million, two hundred one thousand, two hundred thirty-six".