10157217 has 32 divisors (see below), whose sum is σ = 16257024. Its totient is φ = 5520000.

The previous prime is 10157209. The next prime is 10157227. The reversal of 10157217 is 71275101.

It is a happy number.

It is not a de Polignac number, because 10157217 - 2³ = 10157209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10157227) 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 31 ways as a sum of consecutive naturals, for example, 40342 + ... + 40592.

It is an arithmetic number, because the mean of its divisors is an integer number (508032).

Almost surely, 2^10157217 is an apocalyptic number.

It is an amenable number.

10157217 is a deficient number, since it is larger than the sum of its proper divisors (6099807).

10157217 is a wasteful number, since it uses less digits than its factorization.

10157217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349.

The product of its (nonzero) digits is 490, while the sum is 24.

The square root of 10157217 is about 3187.0389078265. The cubic root of 10157217 is about 216.5666491691.

The spelling of 10157217 in words is "ten million, one hundred fifty-seven thousand, two hundred seventeen".