107185217 has 8 divisors (see below), whose sum is σ = 108568512. Its totient is φ = 105809200.

The previous prime is 107185207. The next prime is 107185223. The reversal of 107185217 is 712581701.

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

It is a cyclic number.

It is not a de Polignac number, because 107185217 - 2⁴ = 107185201 is a prime.

It is a super-2 number, since 2×107185217² = 22977341486674178, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (107185207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31667 + ... + 34887.

It is an arithmetic number, because the mean of its divisors is an integer number (13571064).

Almost surely, 2^107185217 is an apocalyptic number.

It is an amenable number.

107185217 is a deficient number, since it is larger than the sum of its proper divisors (1383295).

107185217 is a wasteful number, since it uses less digits than its factorization.

107185217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3639.

The product of its (nonzero) digits is 3920, while the sum is 32.

The square root of 107185217 is about 10353.0293634279. The cubic root of 107185217 is about 475.0197103548.

The spelling of 107185217 in words is "one hundred seven million, one hundred eighty-five thousand, two hundred seventeen".