544004140 has 12 divisors (see below), whose sum is σ = 1142408736. Its totient is φ = 217601648.

The previous prime is 544004129. The next prime is 544004141. The reversal of 544004140 is 41400445.

It is not an unprimeable number, because it can be changed into a prime (544004141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13600084 + ... + 13600123.

It is an arithmetic number, because the mean of its divisors is an integer number (95200728).

Almost surely, 2^544004140 is an apocalyptic number.

It is an amenable number.

544004140 is an abundant number, since it is smaller than the sum of its proper divisors (598404596).

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

544004140 is a wasteful number, since it uses less digits than its factorization.

544004140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27200216 (or 27200214 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 544004140 is about 23323.8963297302. The cubic root of 544004140 is about 816.3330912179. Note that the first 3 decimals are identical.

Adding to 544004140 its reverse (41400445), we get a palindrome (585404585).

The spelling of 544004140 in words is "five hundred forty-four million, four thousand, one hundred forty".