6386946 has 16 divisors (see below), whose sum is σ = 12827808. Its totient is φ = 2120000.

The previous prime is 6386923. The next prime is 6386953. The reversal of 6386946 is 6496836.

It is a d-powerful number, because it can be written as 6 + 3¹³ + 8³ + 6⁴ + 9⁷ + 4³ + 6⁵ .

It is a junction number, because it is equal to n+sod(n) for n = 6386898 and 6386907.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 615 + ... + 3626.

It is an arithmetic number, because the mean of its divisors is an integer number (801738).

Almost surely, 2^6386946 is an apocalyptic number.

6386946 is an abundant number, since it is smaller than the sum of its proper divisors (6440862).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6386946 is a wasteful number, since it uses less digits than its factorization.

6386946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4497.

The product of its digits is 186624, while the sum is 42.

The square root of 6386946 is about 2527.2407878950. The cubic root of 6386946 is about 185.5372355463.

The spelling of 6386946 in words is "six million, three hundred eighty-six thousand, nine hundred forty-six".