6477427 has 8 divisors (see below), whose sum is σ = 7096320. Its totient is φ = 5863560.

The previous prime is 6477413. The next prime is 6477439. The reversal of 6477427 is 7247746.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6477427 - 2⁷ = 6477299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6477487) 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 7 ways as a sum of consecutive naturals, for example, 1774 + ... + 4012.

It is an arithmetic number, because the mean of its divisors is an integer number (887040).

Almost surely, 2^6477427 is an apocalyptic number.

6477427 is a deficient number, since it is larger than the sum of its proper divisors (618893).

6477427 is a wasteful number, since it uses less digits than its factorization.

6477427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2513.

The product of its digits is 65856, while the sum is 37.

The square root of 6477427 is about 2545.0789771636. The cubic root of 6477427 is about 186.4092714447.

The spelling of 6477427 in words is "six million, four hundred seventy-seven thousand, four hundred twenty-seven".