224297864 has 32 divisors (see below), whose sum is σ = 508913280. Its totient is φ = 90472704.

The previous prime is 224297851. The next prime is 224297891. The reversal of 224297864 is 468792422.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116852 + ... + 118755.

It is an arithmetic number, because the mean of its divisors is an integer number (15903540).

Almost surely, 2^224297864 is an apocalyptic number.

It is an amenable number.

224297864 is an abundant number, since it is smaller than the sum of its proper divisors (284615416).

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

224297864 is a wasteful number, since it uses less digits than its factorization.

224297864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235637 (or 235633 counting only the distinct ones).

The product of its digits is 387072, while the sum is 44.

The square root of 224297864 is about 14976.5771790486. The cubic root of 224297864 is about 607.5868687555.

The spelling of 224297864 in words is "two hundred twenty-four million, two hundred ninety-seven thousand, eight hundred sixty-four".