5217155 has 8 divisors (see below), whose sum is σ = 6323184. Its totient is φ = 4132000.

The previous prime is 5217143. The next prime is 5217169. The reversal of 5217155 is 5517125.

It is a happy number.

5217155 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 5217155 - 2⁴ = 5217139 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 4661 + ... + 5670.

It is an arithmetic number, because the mean of its divisors is an integer number (790398).

Almost surely, 2^5217155 is an apocalyptic number.

5217155 is a deficient number, since it is larger than the sum of its proper divisors (1106029).

5217155 is a wasteful number, since it uses less digits than its factorization.

5217155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10437.

The product of its digits is 1750, while the sum is 26.

The square root of 5217155 is about 2284.1092355665. The cubic root of 5217155 is about 173.4381290186.

The spelling of 5217155 in words is "five million, two hundred seventeen thousand, one hundred fifty-five".