8672417 has 8 divisors (see below), whose sum is σ = 9831360. Its totient is φ = 7583760.

The previous prime is 8672407. The next prime is 8672423. The reversal of 8672417 is 7142768.

It is a happy number.

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 8672417 - 2⁶ = 8672353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8672407) 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, 17309 + ... + 17802.

It is an arithmetic number, because the mean of its divisors is an integer number (1228920).

Almost surely, 2^8672417 is an apocalyptic number.

It is an amenable number.

8672417 is a deficient number, since it is larger than the sum of its proper divisors (1158943).

8672417 is a wasteful number, since it uses less digits than its factorization.

8672417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35143.

The product of its digits is 18816, while the sum is 35.

The square root of 8672417 is about 2944.8967723844. The cubic root of 8672417 is about 205.4534242850.

The spelling of 8672417 in words is "eight million, six hundred seventy-two thousand, four hundred seventeen".