6984375 has 28 divisors (see below), whose sum is σ = 11718600. Its totient is φ = 3700000.

The previous prime is 6984371. The next prime is 6984409. The reversal of 6984375 is 5734896.

It is a happy number.

It is not a de Polignac number, because 6984375 - 2² = 6984371 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6984371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 46801 + ... + 46949.

Almost surely, 2^6984375 is an apocalyptic number.

6984375 is a deficient number, since it is larger than the sum of its proper divisors (4734225).

6984375 is an frugal number, since it uses more digits than its factorization.

6984375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182 (or 157 counting only the distinct ones).

The product of its digits is 181440, while the sum is 42.

The square root of 6984375 is about 2642.7968139832. The cubic root of 6984375 is about 191.1506810553.

The spelling of 6984375 in words is "six million, nine hundred eighty-four thousand, three hundred seventy-five".