224513208 has 80 divisors (see below), whose sum is σ = 631968480. Its totient is φ = 74466432.

The previous prime is 224513207. The next prime is 224513243. The reversal of 224513208 is 802315422.

224513208 is a `hidden beast` number, since 2 + 2 + 451 + 3 + 208 = 666.

224513208 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 congruent number.

It is not an unprimeable number, because it can be changed into a prime (224513207) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 150241 + ... + 151727.

It is an arithmetic number, because the mean of its divisors is an integer number (7899606).

Almost surely, 2^224513208 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 224513208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (315984240).

224513208 is an abundant number, since it is smaller than the sum of its proper divisors (407455272).

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

224513208 is a wasteful number, since it uses less digits than its factorization.

224513208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1738 (or 1725 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 224513208 is about 14983.7648139578. The cubic root of 224513208 is about 607.7812506580.

The spelling of 224513208 in words is "two hundred twenty-four million, five hundred thirteen thousand, two hundred eight".