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559940 = 22527997
BaseRepresentation
bin10001000101101000100
31001110002112
42020231010
5120404230
620000152
74521323
oct2105504
91043075
10559940
11352767
12230058
13167b34
141080ba
15b0d95
hex88b44

559940 has 12 divisors (see below), whose sum is σ = 1175916. Its totient is φ = 223968.

The previous prime is 559939. The next prime is 559967. The reversal of 559940 is 49955.

It can be written as a sum of positive squares in 2 ways, for example, as 386884 + 173056 = 622^2 + 416^2 .

It is a junction number, because it is equal to n+sod(n) for n = 559897 and 559906.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 13979 + ... + 14018.

It is an arithmetic number, because the mean of its divisors is an integer number (97993).

2559940 is an apocalyptic number.

It is an amenable number.

559940 is an abundant number, since it is smaller than the sum of its proper divisors (615976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

559940 is a wasteful number, since it uses less digits than its factorization.

559940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28006 (or 28004 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 32.

The square root of 559940 is about 748.2913870946. The cubic root of 559940 is about 82.4227621158.

The spelling of 559940 in words is "five hundred fifty-nine thousand, nine hundred forty".

Divisors: 1 2 4 5 10 20 27997 55994 111988 139985 279970 559940