6940984 has 8 divisors (see below), whose sum is σ = 13014360. Its totient is φ = 3470488.

The previous prime is 6940961. The next prime is 6940987. The reversal of 6940984 is 4890496.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6940987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 433804 + ... + 433819.

It is an arithmetic number, because the mean of its divisors is an integer number (1626795).

Almost surely, 2^6940984 is an apocalyptic number.

It is an amenable number.

6940984 is a deficient number, since it is larger than the sum of its proper divisors (6073376).

6940984 is a wasteful number, since it uses less digits than its factorization.

6940984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 867629 (or 867625 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 6940984 is about 2634.5747284903. The cubic root of 6940984 is about 190.7540120667.

The spelling of 6940984 in words is "six million, nine hundred forty thousand, nine hundred eighty-four".