22200604 has 6 divisors (see below), whose sum is σ = 38851064. Its totient is φ = 11100300.

The previous prime is 22200601. The next prime is 22200611. The reversal of 22200604 is 40600222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22200601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2775072 + ... + 2775079.

Almost surely, 2^22200604 is an apocalyptic number.

It is an amenable number.

22200604 is a deficient number, since it is larger than the sum of its proper divisors (16650460).

22200604 is a wasteful number, since it uses less digits than its factorization.

22200604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5550155 (or 5550153 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 22200604 is about 4711.7516912503. The cubic root of 22200604 is about 281.0530246141.

Adding to 22200604 its reverse (40600222), we get a palindrome (62800826).

The spelling of 22200604 in words is "twenty-two million, two hundred thousand, six hundred four".