5565247 has 2 divisors, whose sum is σ = 5565248. Its totient is φ = 5565246.

The previous prime is 5565229. The next prime is 5565251. The reversal of 5565247 is 7425655.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5565247 is a prime.

5565247 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5565227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2782623 + 2782624.

It is an arithmetic number, because the mean of its divisors is an integer number (2782624).

Almost surely, 2^5565247 is an apocalyptic number.

5565247 is a deficient number, since it is larger than the sum of its proper divisors (1).

5565247 is an equidigital number, since it uses as much as digits as its factorization.

5565247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42000, while the sum is 34.

The square root of 5565247 is about 2359.0775739683. The cubic root of 5565247 is about 177.2126886677.

The spelling of 5565247 in words is "five million, five hundred sixty-five thousand, two hundred forty-seven".