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544014 = 23230223
BaseRepresentation
bin10000100110100001110
31000122020200
42010310032
5114402024
615354330
74424022
oct2046416
91018220
10544014
113417a9
122229a6
13160803
14102382
15ab2c9
hex84d0e

544014 has 12 divisors (see below), whose sum is σ = 1178736. Its totient is φ = 181332.

The previous prime is 544013. The next prime is 544021. The reversal of 544014 is 410445.

It is a Smith number, since the sum of its digits (18) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 30223 = 544014 / (5 + 4 + 4 + 0 + 1 + 4).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544013) 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, 15094 + ... + 15129.

It is an arithmetic number, because the mean of its divisors is an integer number (98228).

2544014 is an apocalyptic number.

544014 is an abundant number, since it is smaller than the sum of its proper divisors (634722).

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

544014 is a wasteful number, since it uses less digits than its factorization.

544014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30231 (or 30228 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 544014 is about 737.5730472299. The cubic root of 544014 is about 81.6338023163.

Adding to 544014 its reverse (410445), we get a palindrome (954459).

The spelling of 544014 in words is "five hundred forty-four thousand, fourteen".

Divisors: 1 2 3 6 9 18 30223 60446 90669 181338 272007 544014