544026 has 16 divisors (see below), whose sum is σ = 1243584. Its totient is φ = 155424.

The previous prime is 544021. The next prime is 544031. The reversal of 544026 is 620445.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (544021) and next prime (544031).

It is a super-3 number, since 3×544026³ = 483036804333748728, which contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 543993 and 544011.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 544026.

It is not an unprimeable number, because it can be changed into a prime (544021) by changing a digit.

544026 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6435 + ... + 6518.

It is an arithmetic number, because the mean of its divisors is an integer number (77724).

2⁵⁴⁴⁰²⁶ is an apocalyptic number.

544026 is an abundant number, since it is smaller than the sum of its proper divisors (699558).

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

544026 is a wasteful number, since it uses less digits than its factorization.

544026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12965.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 544026 is about 737.5811819725. The cubic root of 544026 is about 81.6344025450.

The spelling of 544026 in words is "five hundred forty-four thousand, twenty-six".