224889638 has 8 divisors (see below), whose sum is σ = 337491840. Its totient is φ = 112392360.

The previous prime is 224889631. The next prime is 224889661. The reversal of 224889638 is 836988422.

224889638 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224889631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20633 + ... + 29588.

It is an arithmetic number, because the mean of its divisors is an integer number (42186480).

Almost surely, 2^224889638 is an apocalyptic number.

224889638 is a deficient number, since it is larger than the sum of its proper divisors (112602202).

224889638 is a wasteful number, since it uses less digits than its factorization.

224889638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52462.

The product of its digits is 1327104, while the sum is 50.

The square root of 224889638 is about 14996.3208154534. The cubic root of 224889638 is about 608.1207397419.

The spelling of 224889638 in words is "two hundred twenty-four million, eight hundred eighty-nine thousand, six hundred thirty-eight".