6677919 has 6 divisors (see below), whose sum is σ = 9645896. Its totient is φ = 4451940.

The previous prime is 6677903. The next prime is 6677921. The reversal of 6677919 is 9197766.

It is not a de Polignac number, because 6677919 - 2⁴ = 6677903 is a prime.

It is a super-2 number, since 2×6677919² = 89189204341122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6677959) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 370987 + ... + 371004.

Almost surely, 2^6677919 is an apocalyptic number.

6677919 is a deficient number, since it is larger than the sum of its proper divisors (2967977).

6677919 is a wasteful number, since it uses less digits than its factorization.

6677919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741997 (or 741994 counting only the distinct ones).

The product of its digits is 142884, while the sum is 45.

The square root of 6677919 is about 2584.1669837687. The cubic root of 6677919 is about 188.3130347681.

The spelling of 6677919 in words is "six million, six hundred seventy-seven thousand, nine hundred nineteen".