8400875 has 16 divisors (see below), whose sum is σ = 11983296. Its totient is φ = 5760000.

The previous prime is 8400853. The next prime is 8400883. The reversal of 8400875 is 5780048.

8400875 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 8400875 - 2⁶ = 8400811 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3926 + ... + 5675.

It is an arithmetic number, because the mean of its divisors is an integer number (748956).

Almost surely, 2^8400875 is an apocalyptic number.

8400875 is a deficient number, since it is larger than the sum of its proper divisors (3582421).

8400875 is an equidigital number, since it uses as much as digits as its factorization.

8400875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9623 (or 9613 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 32.

The square root of 8400875 is about 2898.4262971482. The cubic root of 8400875 is about 203.2863294259.

The spelling of 8400875 in words is "eight million, four hundred thousand, eight hundred seventy-five".