538578716 has 12 divisors (see below), whose sum is σ = 1015013832. Its totient is φ = 248574768.

The previous prime is 538578707. The next prime is 538578721. The reversal of 538578716 is 617875835.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5178590 + ... + 5178693.

It is an arithmetic number, because the mean of its divisors is an integer number (84584486).

Almost surely, 2^538578716 is an apocalyptic number.

It is an amenable number.

538578716 is a deficient number, since it is larger than the sum of its proper divisors (476435116).

538578716 is a wasteful number, since it uses less digits than its factorization.

538578716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10357300 (or 10357298 counting only the distinct ones).

The product of its digits is 1411200, while the sum is 50.

The square root of 538578716 is about 23207.2987656901. The cubic root of 538578716 is about 813.6102205320.

The spelling of 538578716 in words is "five hundred thirty-eight million, five hundred seventy-eight thousand, seven hundred sixteen".