544928004 has 36 divisors (see below), whose sum is σ = 1384467084. Its totient is φ = 180718272.

The previous prime is 544927997. The next prime is 544928063. The reversal of 544928004 is 400829445.

It can be written as a sum of positive squares in 2 ways, for example, as 427248900 + 117679104 = 20670^2 + 10848^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 544928004.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31327 + ... + 45510.

It is an arithmetic number, because the mean of its divisors is an integer number (38457419).

Almost surely, 2^544928004 is an apocalyptic number.

It is an amenable number.

544928004 is an abundant number, since it is smaller than the sum of its proper divisors (839539080).

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

544928004 is a wasteful number, since it uses less digits than its factorization.

544928004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77044 (or 77039 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 544928004 is about 23343.6930240269. The cubic root of 544928004 is about 816.7949469090.

The spelling of 544928004 in words is "five hundred forty-four million, nine hundred twenty-eight thousand, four".