224642 has 8 divisors (see below), whose sum is σ = 367632. Its totient is φ = 102100.

The previous prime is 224633. The next prime is 224669. The reversal of 224642 is 246422.

224642 is digitally balanced in base 2, 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 an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5084 + ... + 5127.

It is an arithmetic number, because the mean of its divisors is an integer number (45954).

2²²⁴⁶⁴² is an apocalyptic number.

224642 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

224642 is a deficient number, since it is larger than the sum of its proper divisors (142990).

224642 is a wasteful number, since it uses less digits than its factorization.

224642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10224.

The product of its digits is 768, while the sum is 20.

The square root of 224642 is about 473.9641336641. The cubic root of 224642 is about 60.7897446346.

It can be divided in two parts, 22 and 4642, that added together give a palindrome (4664).

The spelling of 224642 in words is "two hundred twenty-four thousand, six hundred forty-two".