544244405 has 8 divisors (see below), whose sum is σ = 653358552. Its totient is φ = 435218688.

The previous prime is 544244387. The next prime is 544244411. The reversal of 544244405 is 504442445.

It can be written as a sum of positive squares in 4 ways, for example, as 111978724 + 432265681 = 10582^2 + 20791^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-544244405 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7712 + ... + 33881.

It is an arithmetic number, because the mean of its divisors is an integer number (81669819).

Almost surely, 2^544244405 is an apocalyptic number.

It is an amenable number.

544244405 is a deficient number, since it is larger than the sum of its proper divisors (109114147).

544244405 is a wasteful number, since it uses less digits than its factorization.

544244405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44215.

The product of its (nonzero) digits is 51200, while the sum is 32.

The square root of 544244405 is about 23329.0463799959. The cubic root of 544244405 is about 816.4532541528.

The spelling of 544244405 in words is "five hundred forty-four million, two hundred forty-four thousand, four hundred five".