5238866 has 4 divisors (see below), whose sum is σ = 7858302. Its totient is φ = 2619432.

The previous prime is 5238853. The next prime is 5238869. The reversal of 5238866 is 6688325.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4713241 + 525625 = 2171^2 + 725^2 .

It is not an unprimeable number, because it can be changed into a prime (5238869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1309715 + ... + 1309718.

Almost surely, 2^5238866 is an apocalyptic number.

5238866 is a deficient number, since it is larger than the sum of its proper divisors (2619436).

5238866 is a wasteful number, since it uses less digits than its factorization.

5238866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2619435.

The product of its digits is 69120, while the sum is 38.

The square root of 5238866 is about 2288.8569199493. The cubic root of 5238866 is about 173.6783815388.

The spelling of 5238866 in words is "five million, two hundred thirty-eight thousand, eight hundred sixty-six".