5217646 has 8 divisors (see below), whose sum is σ = 8944560. Its totient is φ = 2236128.

The previous prime is 5217631. The next prime is 5217649. The reversal of 5217646 is 6467125.

It is a happy number.

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

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5217649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 186331 + ... + 186358.

It is an arithmetic number, because the mean of its divisors is an integer number (1118070).

Almost surely, 2^5217646 is an apocalyptic number.

5217646 is a deficient number, since it is larger than the sum of its proper divisors (3726914).

5217646 is a wasteful number, since it uses less digits than its factorization.

5217646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372698.

The product of its digits is 10080, while the sum is 31.

The square root of 5217646 is about 2284.2167147624. The cubic root of 5217646 is about 173.4435697521.

The spelling of 5217646 in words is "five million, two hundred seventeen thousand, six hundred forty-six".