711538868 has 12 divisors (see below), whose sum is σ = 1245528900. Its totient is φ = 355673472.

The previous prime is 711538853. The next prime is 711538871. The reversal of 711538868 is 868835117.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 86638864 + 624900004 = 9308^2 + 24998^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5771 + ... + 38162.

It is an arithmetic number, because the mean of its divisors is an integer number (103794075).

Almost surely, 2^711538868 is an apocalyptic number.

It is an amenable number.

711538868 is a deficient number, since it is larger than the sum of its proper divisors (533990032).

711538868 is a wasteful number, since it uses less digits than its factorization.

711538868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47986 (or 47984 counting only the distinct ones).

The product of its digits is 322560, while the sum is 47.

The square root of 711538868 is about 26674.6859025556. The cubic root of 711538868 is about 892.7562025000.

The spelling of 711538868 in words is "seven hundred eleven million, five hundred thirty-eight thousand, eight hundred sixty-eight".