2289206 has 4 divisors (see below), whose sum is σ = 3433812. Its totient is φ = 1144602.

The previous prime is 2289197. The next prime is 2289211. The reversal of 2289206 is 6029822.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6029822 = 2 ⋅3014911.

It is a super-2 number, since 2×2289206² = 10480928220872, 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 as a sum of consecutive naturals, namely, 572300 + ... + 572303.

It is an arithmetic number, because the mean of its divisors is an integer number (858453).

2^2289206 is an apocalyptic number.

2289206 is a deficient number, since it is larger than the sum of its proper divisors (1144606).

2289206 is a wasteful number, since it uses less digits than its factorization.

2289206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1144605.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 2289206 is about 1513.0122273134. The cubic root of 2289206 is about 131.7937934342.

The spelling of 2289206 in words is "two million, two hundred eighty-nine thousand, two hundred six".