2204706 has 24 divisors (see below), whose sum is σ = 5130000. Its totient is φ = 629832.

The previous prime is 2204701. The next prime is 2204731. The reversal of 2204706 is 6074022.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (2204701) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 3456 + ... + 4043.

It is an arithmetic number, because the mean of its divisors is an integer number (213750).

2^2204706 is an apocalyptic number.

2204706 is an abundant number, since it is smaller than the sum of its proper divisors (2925294).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2204706 is a wasteful number, since it uses less digits than its factorization.

2204706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7518 (or 7511 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 2204706 is about 1484.8252422423. The cubic root of 2204706 is about 130.1518147513.

Adding to 2204706 its reverse (6074022), we get a palindrome (8278728).

The spelling of 2204706 in words is "two million, two hundred four thousand, seven hundred six".