5505239 has 2 divisors, whose sum is σ = 5505240. Its totient is φ = 5505238.

The previous prime is 5505223. The next prime is 5505287. The reversal of 5505239 is 9325055.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5505239 - 2⁴ = 5505223 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5505209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2752619 + 2752620.

It is an arithmetic number, because the mean of its divisors is an integer number (2752620).

Almost surely, 2^5505239 is an apocalyptic number.

5505239 is a deficient number, since it is larger than the sum of its proper divisors (1).

5505239 is an equidigital number, since it uses as much as digits as its factorization.

5505239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6750, while the sum is 29.

The square root of 5505239 is about 2346.3245726029. The cubic root of 5505239 is about 176.5734459343.

The spelling of 5505239 in words is "five million, five hundred five thousand, two hundred thirty-nine".