5708639 has 2 divisors, whose sum is σ = 5708640. Its totient is φ = 5708638.

The previous prime is 5708627. The next prime is 5708641. The reversal of 5708639 is 9368075.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5708639 - 2⁸ = 5708383 is a prime.

Together with 5708641, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5708609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2854319 + 2854320.

It is an arithmetic number, because the mean of its divisors is an integer number (2854320).

Almost surely, 2^5708639 is an apocalyptic number.

5708639 is a deficient number, since it is larger than the sum of its proper divisors (1).

5708639 is an equidigital number, since it uses as much as digits as its factorization.

5708639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 5708639 is about 2389.2758317114. The cubic root of 5708639 is about 178.7217987361.

The spelling of 5708639 in words is "five million, seven hundred eight thousand, six hundred thirty-nine".