544800409 has 16 divisors (see below), whose sum is σ = 578949120. Its totient is φ = 511842240.

The previous prime is 544800401. The next prime is 544800413. The reversal of 544800409 is 904008445.

It is a cyclic number.

It is not a de Polignac number, because 544800409 - 2³ = 544800401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (544800401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193804 + ... + 196594.

It is an arithmetic number, because the mean of its divisors is an integer number (36184320).

Almost surely, 2^544800409 is an apocalyptic number.

It is an amenable number.

544800409 is a deficient number, since it is larger than the sum of its proper divisors (34148711).

544800409 is a wasteful number, since it uses less digits than its factorization.

544800409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3000.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 544800409 is about 23340.9598988559. The cubic root of 544800409 is about 816.7311910331.

The spelling of 544800409 in words is "five hundred forty-four million, eight hundred thousand, four hundred nine".