8421674 has 8 divisors (see below), whose sum is σ = 13297440. Its totient is φ = 3989196.

The previous prime is 8421653. The next prime is 8421697. The reversal of 8421674 is 4761248.

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

It is a d-powerful number, because it can be written as 8⁵ + 4² + 2²³ + 1 + 6³ + 7² + 4² .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 8421674.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110774 + ... + 110849.

It is an arithmetic number, because the mean of its divisors is an integer number (1662180).

Almost surely, 2^8421674 is an apocalyptic number.

8421674 is a deficient number, since it is larger than the sum of its proper divisors (4875766).

8421674 is a wasteful number, since it uses less digits than its factorization.

8421674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221644.

The product of its digits is 10752, while the sum is 32.

The square root of 8421674 is about 2902.0120606228. The cubic root of 8421674 is about 203.4539575117.

The spelling of 8421674 in words is "eight million, four hundred twenty-one thousand, six hundred seventy-four".