5217742 has 32 divisors (see below), whose sum is σ = 8981280. Its totient is φ = 2257920.

The previous prime is 5217733. The next prime is 5217743. The reversal of 5217742 is 2477125.

It is a self number, because there is not a number n which added to its sum of digits gives 5217742.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5217743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26388 + ... + 26584.

It is an arithmetic number, because the mean of its divisors is an integer number (280665).

Almost surely, 2^5217742 is an apocalyptic number.

5217742 is a deficient number, since it is larger than the sum of its proper divisors (3763538).

5217742 is a wasteful number, since it uses less digits than its factorization.

5217742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276.

The product of its digits is 3920, while the sum is 28.

The square root of 5217742 is about 2284.2377284337. The cubic root of 5217742 is about 173.4446334809. Note that the first 3 decimals are identical.

The spelling of 5217742 in words is "five million, two hundred seventeen thousand, seven hundred forty-two".