224033985 has 32 divisors (see below), whose sum is σ = 455182080. Its totient is φ = 102415104.

The previous prime is 224033983. The next prime is 224033989. The reversal of 224033985 is 589330422.

224033985 is a `hidden beast` number, since 2 + 240 + 339 + 85 = 666.

It is not a de Polignac number, because 224033985 - 2¹ = 224033983 is a prime.

It is not an unprimeable number, because it can be changed into a prime (224033981) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 117592 + ... + 119481.

It is an arithmetic number, because the mean of its divisors is an integer number (14224440).

Almost surely, 2^224033985 is an apocalyptic number.

It is an amenable number.

224033985 is an abundant number, since it is smaller than the sum of its proper divisors (231148095).

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

224033985 is a wasteful number, since it uses less digits than its factorization.

224033985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237094 (or 237088 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 224033985 is about 14967.7648631985. The cubic root of 224033985 is about 607.3485066542.

The spelling of 224033985 in words is "two hundred twenty-four million, thirty-three thousand, nine hundred eighty-five".