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224422 = 2111012
BaseRepresentation
bin110110110010100110
3102101211221
4312302212
524140142
64450554
71623202
oct666246
9371757
10224422
11143680
12a9a5a
137b1c3
145bb02
1546767
hex36ca6

224422 has 12 divisors (see below), whose sum is σ = 370908. Its totient is φ = 101000.

The previous prime is 224401. The next prime is 224423.

224422 is nontrivially palindromic in base 10.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 224396 and 224405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224423) by changing a digit.

224422 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2172 + ... + 2272.

It is an arithmetic number, because the mean of its divisors is an integer number (30909).

2224422 is an apocalyptic number.

224422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

224422 is a deficient number, since it is larger than the sum of its proper divisors (146486).

224422 is a wasteful number, since it uses less digits than its factorization.

224422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215 (or 114 counting only the distinct ones).

The product of its digits is 256, while the sum is 16.

The square root of 224422 is about 473.7319917422. The cubic root of 224422 is about 60.7698936242.

It can be divided in two parts, 224 and 422, that added together give a palindrome (646).

The spelling of 224422 in words is "two hundred twenty-four thousand, four hundred twenty-two", and thus it is an iban number.

Divisors: 1 2 11 22 101 202 1111 2222 10201 20402 112211 224422