5646247 has 8 divisors (see below), whose sum is σ = 6082560. Its totient is φ = 5225880.

The previous prime is 5646239. The next prime is 5646269. The reversal of 5646247 is 7426465.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5646247 - 2³ = 5646239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5646647) 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 in 7 ways as a sum of consecutive naturals, for example, 3247 + ... + 4672.

It is an arithmetic number, because the mean of its divisors is an integer number (760320).

Almost surely, 2^5646247 is an apocalyptic number.

5646247 is a deficient number, since it is larger than the sum of its proper divisors (436313).

5646247 is a wasteful number, since it uses less digits than its factorization.

5646247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7973.

The product of its digits is 40320, while the sum is 34.

The square root of 5646247 is about 2376.1832841765. The cubic root of 5646247 is about 178.0683048045.

The spelling of 5646247 in words is "five million, six hundred forty-six thousand, two hundred forty-seven".