2223602 has 4 divisors (see below), whose sum is σ = 3335406. Its totient is φ = 1111800.

The previous prime is 2223587. The next prime is 2223607. The reversal of 2223602 is 2063222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2070721 + 152881 = 1439^2 + 391^2 .

It is not an unprimeable number, because it can be changed into a prime (2223607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555899 + ... + 555902.

2^2223602 is an apocalyptic number.

2223602 is a deficient number, since it is larger than the sum of its proper divisors (1111804).

2223602 is a wasteful number, since it uses less digits than its factorization.

2223602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111803.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 2223602 is about 1491.1747047211. The cubic root of 2223602 is about 130.5225906880.

Adding to 2223602 its reverse (2063222), we get a palindrome (4286824).

The spelling of 2223602 in words is "two million, two hundred twenty-three thousand, six hundred two".