224205804 has 18 divisors (see below), whose sum is σ = 566742540. Its totient is φ = 74735256.

The previous prime is 224205803. The next prime is 224205811. The reversal of 224205804 is 408502422.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (224205803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3113934 + ... + 3114005.

Almost surely, 2^224205804 is an apocalyptic number.

It is an amenable number.

224205804 is an abundant number, since it is smaller than the sum of its proper divisors (342536736).

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

224205804 is a wasteful number, since it uses less digits than its factorization.

224205804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6227949 (or 6227944 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

The square root of 224205804 is about 14973.5033976688. The cubic root of 224205804 is about 607.5037321317.

It can be divided in two parts, 22420 and 5804, that added together give a square (28224 = 168²).

The spelling of 224205804 in words is "two hundred twenty-four million, two hundred five thousand, eight hundred four".