104456217 has 16 divisors (see below), whose sum is σ = 145393472. Its totient is φ = 66640320.

The previous prime is 104456207. The next prime is 104456221. The reversal of 104456217 is 712654401.

It is not a de Polignac number, because 104456217 - 2⁶ = 104456153 is a prime.

It is a super-2 number, since 2×104456217² = 21822202539902178, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104456207) 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, 943 + ... + 14484.

It is an arithmetic number, because the mean of its divisors is an integer number (9087092).

Almost surely, 2^104456217 is an apocalyptic number.

It is an amenable number.

104456217 is a deficient number, since it is larger than the sum of its proper divisors (40937255).

104456217 is a wasteful number, since it uses less digits than its factorization.

104456217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15528.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 104456217 is about 10220.3824292440. The cubic root of 104456217 is about 470.9535747895.

The spelling of 104456217 in words is "one hundred four million, four hundred fifty-six thousand, two hundred seventeen".