6413777 has 6 divisors (see below), whose sum is σ = 6813558. Its totient is φ = 6036224.

The previous prime is 6413741. The next prime is 6413779. The reversal of 6413777 is 7773146.

It can be written as a sum of positive squares in 3 ways, for example, as 4343056 + 2070721 = 2084^2 + 1439^2 .

It is not a de Polignac number, because 6413777 - 2¹² = 6409681 is a prime.

It is a super-2 number, since 2×6413777² = 82273070811458, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6413779) 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 5 ways as a sum of consecutive naturals, for example, 10808 + ... + 11385.

It is an arithmetic number, because the mean of its divisors is an integer number (1135593).

Almost surely, 2^6413777 is an apocalyptic number.

It is an amenable number.

6413777 is a deficient number, since it is larger than the sum of its proper divisors (399781).

6413777 is a wasteful number, since it uses less digits than its factorization.

6413777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22227 (or 22210 counting only the distinct ones).

The product of its digits is 24696, while the sum is 35.

The square root of 6413777 is about 2532.5435830406. The cubic root of 6413777 is about 185.7966811335.

The spelling of 6413777 in words is "six million, four hundred thirteen thousand, seven hundred seventy-seven".