6417977 has 4 divisors (see below), whose sum is σ = 6456576. Its totient is φ = 6379380.

The previous prime is 6417947. The next prime is 6418031. The reversal of 6417977 is 7797146.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6417977 - 2¹⁰ = 6416953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6417937) 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 3 ways as a sum of consecutive naturals, for example, 19049 + ... + 19382.

It is an arithmetic number, because the mean of its divisors is an integer number (1614144).

Almost surely, 2^6417977 is an apocalyptic number.

It is an amenable number.

6417977 is a deficient number, since it is larger than the sum of its proper divisors (38599).

6417977 is a wasteful number, since it uses less digits than its factorization.

6417977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38598.

The product of its digits is 74088, while the sum is 41.

The square root of 6417977 is about 2533.3726532036. The cubic root of 6417977 is about 185.8372280057.

The spelling of 6417977 in words is "six million, four hundred seventeen thousand, nine hundred seventy-seven".