538909804 has 12 divisors (see below), whose sum is σ = 947248344. Its totient is φ = 268267424.

The previous prime is 538909733. The next prime is 538909823. The reversal of 538909804 is 408909835.

It is an unprimeable number.

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, 295849 + ... + 297664.

It is an arithmetic number, because the mean of its divisors is an integer number (78937362).

Almost surely, 2^538909804 is an apocalyptic number.

It is an amenable number.

538909804 is a deficient number, since it is larger than the sum of its proper divisors (408338540).

538909804 is a wasteful number, since it uses less digits than its factorization.

538909804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 593744 (or 593742 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 46.

The square root of 538909804 is about 23214.4309428424. The cubic root of 538909804 is about 813.7769070301.

The spelling of 538909804 in words is "five hundred thirty-eight million, nine hundred nine thousand, eight hundred four".