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22132 = 2211503
BaseRepresentation
bin101011001110100
31010100201
411121310
51202012
6250244
7121345
oct53164
933321
1022132
11156a0
1210984
13a0c6
1480cc
156857
hex5674

22132 has 12 divisors (see below), whose sum is σ = 42336. Its totient is φ = 10040.

The previous prime is 22129. The next prime is 22133. The reversal of 22132 is 23122.

It is a nialpdrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208 + ... + 295.

It is an arithmetic number, because the mean of its divisors is an integer number (3528).

222132 is an apocalyptic number.

22132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22132 is a deficient number, since it is larger than the sum of its proper divisors (20204).

22132 is a wasteful number, since it uses less digits than its factorization.

22132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518 (or 516 counting only the distinct ones).

The product of its digits is 24, while the sum is 10.

The square root of 22132 is about 148.7682761882. The cubic root of 22132 is about 28.0763223837.

Subtracting from 22132 its sum of digits (10), we obtain a palindrome (22122).

Adding to 22132 its reverse (23122), we get a palindrome (45254).

Subtracting 22132 from its reverse (23122), we obtain a triangular number (990 = T44).

It can be divided in two parts, 221 and 32, that added together give a triangular number (253 = T22).

The spelling of 22132 in words is "twenty-two thousand, one hundred thirty-two".

Divisors: 1 2 4 11 22 44 503 1006 2012 5533 11066 22132