224651604 has 12 divisors (see below), whose sum is σ = 524187104. Its totient is φ = 74883864.

The previous prime is 224651563. The next prime is 224651629. The reversal of 224651604 is 406156422.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9360472 + ... + 9360495.

Almost surely, 2^224651604 is an apocalyptic number.

It is an amenable number.

224651604 is an abundant number, since it is smaller than the sum of its proper divisors (299535500).

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

224651604 is a wasteful number, since it uses less digits than its factorization.

224651604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18720974 (or 18720972 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 224651604 is about 14988.3823009690. The cubic root of 224651604 is about 607.9061092609.

The spelling of 224651604 in words is "two hundred twenty-four million, six hundred fifty-one thousand, six hundred four".