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531332 = 22132833
BaseRepresentation
bin10000001101110000100
3222222211222
42001232010
5114000312
615215512
74342034
oct2015604
9888758
10531332
1133321a
12217598
13157ac9
14db8c4
15a7672
hex81b84

531332 has 6 divisors (see below), whose sum is σ = 929838. Its totient is φ = 265664.

The previous prime is 531331. The next prime is 531337. The reversal of 531332 is 233135.

It can be written as a sum of positive squares in only one way, i.e., 287296 + 244036 = 536^2 + 494^2 .

It is a zygodrome in base 3.

It is a self number, because there is not a number n which added to its sum of digits gives 531332.

It is not an unprimeable number, because it can be changed into a prime (531331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66413 + ... + 66420.

It is an arithmetic number, because the mean of its divisors is an integer number (154973).

2531332 is an apocalyptic number.

It is an amenable number.

531332 is a deficient number, since it is larger than the sum of its proper divisors (398506).

531332 is a wasteful number, since it uses less digits than its factorization.

531332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132837 (or 132835 counting only the distinct ones).

The product of its digits is 270, while the sum is 17.

The square root of 531332 is about 728.9252362211. The cubic root of 531332 is about 80.9944618476.

Adding to 531332 its reverse (233135), we get a palindrome (764467).

It can be divided in two parts, 53133 and 2, that added together give a palindrome (53135).

The spelling of 531332 in words is "five hundred thirty-one thousand, three hundred thirty-two".

Divisors: 1 2 4 132833 265666 531332