5868809 has 2 divisors, whose sum is σ = 5868810. Its totient is φ = 5868808.

The previous prime is 5868803. The next prime is 5868833. The reversal of 5868809 is 9088685.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5569600 + 299209 = 2360^2 + 547^2 .

It is a cyclic number.

It is not a de Polignac number, because 5868809 - 2¹² = 5864713 is a prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 5868809.

It is not a weakly prime, because it can be changed into another prime (5868803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2934404 + 2934405.

It is an arithmetic number, because the mean of its divisors is an integer number (2934405).

Almost surely, 2^5868809 is an apocalyptic number.

It is an amenable number.

5868809 is a deficient number, since it is larger than the sum of its proper divisors (1).

5868809 is an equidigital number, since it uses as much as digits as its factorization.

5868809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 138240, while the sum is 44.

The square root of 5868809 is about 2422.5624862942. The cubic root of 5868809 is about 180.3778994825.

The spelling of 5868809 in words is "five million, eight hundred sixty-eight thousand, eight hundred nine".