2261206 has 8 divisors (see below), whose sum is σ = 3399480. Its totient is φ = 1128048.

The previous prime is 2261197. The next prime is 2261213. The reversal of 2261206 is 6021622.

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

It is a super-2 number, since 2×2261206² = 10226105148872, which contains 22 as substring.

It is a congruent 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, 145 + ... + 2131.

It is an arithmetic number, because the mean of its divisors is an integer number (424935).

2^2261206 is an apocalyptic number.

2261206 is a deficient number, since it is larger than the sum of its proper divisors (1138274).

2261206 is a wasteful number, since it uses less digits than its factorization.

2261206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2558.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2261206 is about 1503.7306939742. The cubic root of 2261206 is about 131.2542505048.

Adding to 2261206 its reverse (6021622), we get a palindrome (8282828).

The spelling of 2261206 in words is "two million, two hundred sixty-one thousand, two hundred six".