6386474 has 4 divisors (see below), whose sum is σ = 9579714. Its totient is φ = 3193236.

The previous prime is 6386473. The next prime is 6386483. The reversal of 6386474 is 4746836.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6076225 + 310249 = 2465^2 + 557^2 .

It is a d-powerful number, because it can be written as 6⁵ + 3⁹ + 8⁷ + 6⁶ + 4⁶ + 7⁵ + 4¹¹ .

It is not an unprimeable number, because it can be changed into a prime (6386473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1596617 + ... + 1596620.

Almost surely, 2^6386474 is an apocalyptic number.

6386474 is a deficient number, since it is larger than the sum of its proper divisors (3193240).

6386474 is a wasteful number, since it uses less digits than its factorization.

6386474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3193239.

The product of its digits is 96768, while the sum is 38.

The square root of 6386474 is about 2527.1474036945. The cubic root of 6386474 is about 185.5326649877.

The spelling of 6386474 in words is "six million, three hundred eighty-six thousand, four hundred seventy-four".