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222652 = 2255663
BaseRepresentation
bin110110010110111100
3102022102101
4312112330
524111102
64434444
71615063
oct662674
9368371
10222652
11142311
12a8a24
137a461
145b1da
1545e87
hex365bc

222652 has 6 divisors (see below), whose sum is σ = 389648. Its totient is φ = 111324.

The previous prime is 222647. The next prime is 222659. The reversal of 222652 is 256222.

222652 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222659) by changing a digit.

222652 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27828 + ... + 27835.

2222652 is an apocalyptic number.

It is an amenable number.

222652 is a deficient number, since it is larger than the sum of its proper divisors (166996).

222652 is a wasteful number, since it uses less digits than its factorization.

222652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55667 (or 55665 counting only the distinct ones).

The product of its digits is 480, while the sum is 19.

The square root of 222652 is about 471.8601487729. The cubic root of 222652 is about 60.6097091844.

Adding to 222652 its reverse (256222), we get a palindrome (478874).

It can be divided in two parts, 2226 and 52, that added together give a triangular number (2278 = T67).

The spelling of 222652 in words is "two hundred twenty-two thousand, six hundred fifty-two".

Divisors: 1 2 4 55663 111326 222652