8428475 has 12 divisors (see below), whose sum is σ = 11401800. Its totient is φ = 6129600.

The previous prime is 8428471. The next prime is 8428477. The reversal of 8428475 is 5748248.

8428475 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8428475 - 2² = 8428471 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8428471) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15050 + ... + 15599.

It is an arithmetic number, because the mean of its divisors is an integer number (950150).

Almost surely, 2^8428475 is an apocalyptic number.

8428475 is a deficient number, since it is larger than the sum of its proper divisors (2973325).

8428475 is a wasteful number, since it uses less digits than its factorization.

8428475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30670 (or 30665 counting only the distinct ones).

The product of its digits is 71680, while the sum is 38.

The square root of 8428475 is about 2903.1835973634. The cubic root of 8428475 is about 203.5087098116.

The spelling of 8428475 in words is "eight million, four hundred twenty-eight thousand, four hundred seventy-five".