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22246 = 272227
BaseRepresentation
bin101011011100110
31010111221
411123212
51202441
6250554
7121600
oct53346
933457
1022246
1115794
1210a5a
13a183
148170
1568d1
hex56e6

22246 has 12 divisors (see below), whose sum is σ = 38988. Its totient is φ = 9492.

The previous prime is 22229. The next prime is 22247. The reversal of 22246 is 64222.

It is an Ulam number.

It is a plaindrome in base 9 and base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22247) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16 + ... + 211.

It is an arithmetic number, because the mean of its divisors is an integer number (3249).

222246 is an apocalyptic number.

22246 is a deficient number, since it is larger than the sum of its proper divisors (16742).

22246 is a wasteful number, since it uses less digits than its factorization.

22246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243 (or 236 counting only the distinct ones).

The product of its digits is 192, while the sum is 16.

The square root of 22246 is about 149.1509302686. The cubic root of 22246 is about 28.1244460796.

Adding to 22246 its reverse (64222), we get a palindrome (86468).

The spelling of 22246 in words is "twenty-two thousand, two hundred forty-six".

Divisors: 1 2 7 14 49 98 227 454 1589 3178 11123 22246