223884 has 30 divisors (see below), whose sum is σ = 586124. Its totient is φ = 74520.
The previous prime is 223849. The next prime is 223903. The reversal of 223884 is 488322.
223884 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a nialpdrome in base 6.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 22 + ... + 669.
2223884 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 223884, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (293062).
223884 is an abundant number, since it is smaller than the sum of its proper divisors (362240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223884 is a wasteful number, since it uses less digits than its factorization.
223884 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 707 (or 696 counting only the distinct ones).
The product of its digits is 3072, while the sum is 27.
The square root of 223884 is about 473.1638194114. The cubic root of 223884 is about 60.7212941654.
The spelling of 223884 in words is "two hundred twenty-three thousand, eight hundred eighty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •