6381477 has 16 divisors (see below), whose sum is σ = 10010880. Its totient is φ = 4003776.

The previous prime is 6381469. The next prime is 6381481. The reversal of 6381477 is 7741836.

6381477 is a `hidden beast` number, since 638 + 14 + 7 + 7 = 666.

It is not a de Polignac number, because 6381477 - 2³ = 6381469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6381407) 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, 6493 + ... + 7410.

It is an arithmetic number, because the mean of its divisors is an integer number (625680).

Almost surely, 2^6381477 is an apocalyptic number.

It is an amenable number.

6381477 is a deficient number, since it is larger than the sum of its proper divisors (3629403).

6381477 is a wasteful number, since it uses less digits than its factorization.

6381477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13929 (or 13923 counting only the distinct ones).

The product of its digits is 28224, while the sum is 36.

The square root of 6381477 is about 2526.1585460933. The cubic root of 6381477 is about 185.4842632858.

The spelling of 6381477 in words is "six million, three hundred eighty-one thousand, four hundred seventy-seven".