544875321 has 4 divisors (see below), whose sum is σ = 726500432. Its totient is φ = 363250212.

The previous prime is 544875299. The next prime is 544875337. The reversal of 544875321 is 123578445.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 544875321 - 2⁶ = 544875257 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 544875321.

It is not an unprimeable number, because it can be changed into a prime (544875361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90812551 + ... + 90812556.

It is an arithmetic number, because the mean of its divisors is an integer number (181625108).

Almost surely, 2^544875321 is an apocalyptic number.

It is an amenable number.

544875321 is a deficient number, since it is larger than the sum of its proper divisors (181625111).

544875321 is a wasteful number, since it uses less digits than its factorization.

544875321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181625110.

The product of its digits is 134400, while the sum is 39.

The square root of 544875321 is about 23342.5645763271. The cubic root of 544875321 is about 816.7686238017.

The spelling of 544875321 in words is "five hundred forty-four million, eight hundred seventy-five thousand, three hundred twenty-one".