544004819 has 4 divisors (see below), whose sum is σ = 546401544. Its totient is φ = 541608096.

The previous prime is 544004803. The next prime is 544004861. The reversal of 544004819 is 918400445.

It is a happy number.

544004819 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 544004819 - 2⁴ = 544004803 is a prime.

It is a super-2 number, since 2×544004819² = 591882486190445522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (544004899) 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, 1198022 + ... + 1198475.

It is an arithmetic number, because the mean of its divisors is an integer number (136600386).

Almost surely, 2^544004819 is an apocalyptic number.

544004819 is a deficient number, since it is larger than the sum of its proper divisors (2396725).

544004819 is a wasteful number, since it uses less digits than its factorization.

544004819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2396724.

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 544004819 is about 23323.9108856126. The cubic root of 544004819 is about 816.3334308538. Note that the first 3 decimals are identical.

The spelling of 544004819 in words is "five hundred forty-four million, four thousand, eight hundred nineteen".