538447876 has 6 divisors (see below), whose sum is σ = 942283790. Its totient is φ = 269223936.

The previous prime is 538447813. The next prime is 538447981. The reversal of 538447876 is 678744835.

It can be written as a sum of positive squares in only one way, i.e., 345960000 + 192487876 = 18600^2 + 13874^2 .

It is a super-2 number, since 2×538447876² = 579852230337822752, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67305981 + ... + 67305988.

Almost surely, 2^538447876 is an apocalyptic number.

It is an amenable number.

538447876 is a deficient number, since it is larger than the sum of its proper divisors (403835914).

538447876 is a wasteful number, since it uses less digits than its factorization.

538447876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134611973 (or 134611971 counting only the distinct ones).

The product of its digits is 4515840, while the sum is 52.

The square root of 538447876 is about 23204.4796537220. The cubic root of 538447876 is about 813.5443302053.

The spelling of 538447876 in words is "five hundred thirty-eight million, four hundred forty-seven thousand, eight hundred seventy-six".