8421675 has 12 divisors (see below), whose sum is σ = 13923960. Its totient is φ = 4491520.

The previous prime is 8421653. The next prime is 8421697. The reversal of 8421675 is 5761248.

It is an interprime number because it is at equal distance from previous prime (8421653) and next prime (8421697).

It is not a de Polignac number, because 8421675 - 2⁷ = 8421547 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56070 + ... + 56219.

It is an arithmetic number, because the mean of its divisors is an integer number (1160330).

Almost surely, 2^8421675 is an apocalyptic number.

8421675 is a deficient number, since it is larger than the sum of its proper divisors (5502285).

8421675 is a wasteful number, since it uses less digits than its factorization.

8421675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112302 (or 112297 counting only the distinct ones).

The product of its digits is 13440, while the sum is 33.

The square root of 8421675 is about 2902.0122329170. The cubic root of 8421675 is about 203.4539655645.

The spelling of 8421675 in words is "eight million, four hundred twenty-one thousand, six hundred seventy-five".