2233666 has 8 divisors (see below), whose sum is σ = 3365820. Its totient is φ = 1111728.

The previous prime is 2233657. The next prime is 2233709. The reversal of 2233666 is 6663322.

It can be written as a sum of positive squares in 2 ways, for example, as 2187441 + 46225 = 1479^2 + 215^2 .

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

It is a plaindrome in base 10.

It is a zygodrome in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1981 + ... + 2896.

2^2233666 is an apocalyptic number.

2233666 is a deficient number, since it is larger than the sum of its proper divisors (1132154).

2233666 is a wasteful number, since it uses less digits than its factorization.

2233666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5108.

The product of its digits is 7776, while the sum is 28.

The square root of 2233666 is about 1494.5454158372. The cubic root of 2233666 is about 130.7192089934.

Adding to 2233666 its reverse (6663322), we get a palindrome (8896988).

The spelling of 2233666 in words is "two million, two hundred thirty-three thousand, six hundred sixty-six".