5306866 has 4 divisors (see below), whose sum is σ = 7960302. Its totient is φ = 2653432.

The previous prime is 5306863. The next prime is 5306887. The reversal of 5306866 is 6686035.

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., 5085025 + 221841 = 2255^2 + 471^2 .

It is not an unprimeable number, because it can be changed into a prime (5306863) by changing a digit.

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 as a sum of consecutive naturals, namely, 1326715 + ... + 1326718.

Almost surely, 2^5306866 is an apocalyptic number.

5306866 is a deficient number, since it is larger than the sum of its proper divisors (2653436).

5306866 is a wasteful number, since it uses less digits than its factorization.

5306866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2653435.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 5306866 is about 2303.6636039144. The cubic root of 5306866 is about 174.4265967138.

It can be divided in two parts, 5306 and 866, that multiplied together give a triangular number (4594996 = T₃₀₃₁).

The spelling of 5306866 in words is "five million, three hundred six thousand, eight hundred sixty-six".