534644 has 24 divisors (see below), whose sum is σ = 1058400. Its totient is φ = 234080.

The previous prime is 534637. The next prime is 534647. The reversal of 534644 is 446435.

It is a d-powerful number, because it can be written as 5³ + 3¹² + 6 + 4⁵ + 4⁵ + 4⁵ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (534647) by changing a digit.

534644 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 (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1067 + ... + 1485.

It is an arithmetic number, because the mean of its divisors is an integer number (44100).

2⁵³⁴⁶⁴⁴ is an apocalyptic number.

It is an amenable number.

534644 is a deficient number, since it is larger than the sum of its proper divisors (523756).

534644 is a wasteful number, since it uses less digits than its factorization.

534644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463 (or 461 counting only the distinct ones).

The product of its digits is 5760, while the sum is 26.

The square root of 534644 is about 731.1935448293. The cubic root of 534644 is about 81.1624034254.

Subtracting from 534644 its reverse (446435), we obtain a square (88209 = 297²).

The spelling of 534644 in words is "five hundred thirty-four thousand, six hundred forty-four".