224021352 has 32 divisors (see below), whose sum is σ = 560688480. Its totient is φ = 74589120.

The previous prime is 224021279. The next prime is 224021353. The reversal of 224021352 is 253120422.

224021352 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (224021353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18498 + ... + 28110.

It is an arithmetic number, because the mean of its divisors is an integer number (17521515).

Almost surely, 2^224021352 is an apocalyptic number.

It is an amenable number.

224021352 is an abundant number, since it is smaller than the sum of its proper divisors (336667128).

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

224021352 is a wasteful number, since it uses less digits than its factorization.

224021352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10593 (or 10589 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 224021352 is about 14967.3428503526. The cubic root of 224021352 is about 607.3370905620.

Adding to 224021352 its reverse (253120422), we get a palindrome (477141774).

The spelling of 224021352 in words is "two hundred twenty-four million, twenty-one thousand, three hundred fifty-two".