224994909 has 8 divisors (see below), whose sum is σ = 301315680. Its totient is φ = 149335376.

The previous prime is 224994899. The next prime is 224994929. The reversal of 224994909 is 909499422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 224994909 - 2⁹ = 224994397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224994929) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164514 + ... + 165875.

It is an arithmetic number, because the mean of its divisors is an integer number (37664460).

Almost surely, 2^224994909 is an apocalyptic number.

It is an amenable number.

224994909 is a deficient number, since it is larger than the sum of its proper divisors (76320771).

224994909 is a wasteful number, since it uses less digits than its factorization.

224994909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330619.

The product of its (nonzero) digits is 419904, while the sum is 48.

The square root of 224994909 is about 14999.8302990401. The cubic root of 224994909 is about 608.2156121908.

The spelling of 224994909 in words is "two hundred twenty-four million, nine hundred ninety-four thousand, nine hundred nine".