6940975 has 6 divisors (see below), whose sum is σ = 8606840. Its totient is φ = 5552760.

The previous prime is 6940961. The next prime is 6940987. The reversal of 6940975 is 5790496.

It is not a de Polignac number, because 6940975 - 2⁵ = 6940943 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 138795 + ... + 138844.

Almost surely, 2^6940975 is an apocalyptic number.

6940975 is a deficient number, since it is larger than the sum of its proper divisors (1665865).

6940975 is a wasteful number, since it uses less digits than its factorization.

6940975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277649 (or 277644 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 6940975 is about 2634.5730204342. The cubic root of 6940975 is about 190.7539296199.

The spelling of 6940975 in words is "six million, nine hundred forty thousand, nine hundred seventy-five".