8671345 has 8 divisors (see below), whose sum is σ = 10858176. Its totient is φ = 6635376.

The previous prime is 8671339. The next prime is 8671361. The reversal of 8671345 is 5431768.

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 8671345 - 2¹³ = 8663153 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8671345.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37587 + ... + 37816.

It is an arithmetic number, because the mean of its divisors is an integer number (1357272).

Almost surely, 2^8671345 is an apocalyptic number.

It is an amenable number.

8671345 is a deficient number, since it is larger than the sum of its proper divisors (2186831).

8671345 is a wasteful number, since it uses less digits than its factorization.

8671345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75431.

The product of its digits is 20160, while the sum is 34.

The square root of 8671345 is about 2944.7147569841. The cubic root of 8671345 is about 205.4449585502. Note that the first 3 decimals are identical.

The spelling of 8671345 in words is "eight million, six hundred seventy-one thousand, three hundred forty-five".