6677940 has 48 divisors (see below), whose sum is σ = 19801152. Its totient is φ = 1675776.

The previous prime is 6677921. The next prime is 6677941. The reversal of 6677940 is 497766.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6677941) 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 15 ways as a sum of consecutive naturals, for example, 2254 + ... + 4293.

It is an arithmetic number, because the mean of its divisors is an integer number (412524).

Almost surely, 2^6677940 is an apocalyptic number.

6677940 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6677940 is an abundant number, since it is smaller than the sum of its proper divisors (13123212).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6677940 is a wasteful number, since it uses less digits than its factorization.

6677940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6576 (or 6574 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 39.

The square root of 6677940 is about 2584.1710469704. The cubic root of 6677940 is about 188.3132321634.

The spelling of 6677940 in words is "six million, six hundred seventy-seven thousand, nine hundred forty".