224440732 has 24 divisors (see below), whose sum is σ = 416858400. Its totient is φ = 105369600.

The previous prime is 224440729. The next prime is 224440751. The reversal of 224440732 is 237044422.

It is a self number, because there is not a number n which added to its sum of digits gives 224440732.

It is a congruent number.

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, 26857 + ... + 34207.

It is an arithmetic number, because the mean of its divisors is an integer number (17369100).

Almost surely, 2^224440732 is an apocalyptic number.

It is an amenable number.

224440732 is a deficient number, since it is larger than the sum of its proper divisors (192417668).

224440732 is a wasteful number, since it uses less digits than its factorization.

224440732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7821 (or 7819 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 28.

The square root of 224440732 is about 14981.3461344433. The cubic root of 224440732 is about 607.7158435266.

The spelling of 224440732 in words is "two hundred twenty-four million, four hundred forty thousand, seven hundred thirty-two".