224165216 has 48 divisors (see below), whose sum is σ = 497000448. Its totient is φ = 98601600.

The previous prime is 224165197. The next prime is 224165233. The reversal of 224165216 is 612561422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 641 + ... + 21183.

It is an arithmetic number, because the mean of its divisors is an integer number (10354176).

Almost surely, 2^224165216 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 224165216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (248500224).

224165216 is an abundant number, since it is smaller than the sum of its proper divisors (272835232).

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

224165216 is a wasteful number, since it uses less digits than its factorization.

224165216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20595 (or 20587 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 224165216 is about 14972.1480088864. The cubic root of 224165216 is about 607.4670710981.

The spelling of 224165216 in words is "two hundred twenty-four million, one hundred sixty-five thousand, two hundred sixteen".