4271986 has 8 divisors (see below), whose sum is σ = 6614784. Its totient is φ = 2067060.

The previous prime is 4271963. The next prime is 4272001. The reversal of 4271986 is 6891724.

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

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 34390 + ... + 34513.

It is an arithmetic number, because the mean of its divisors is an integer number (826848).

Almost surely, 2^4271986 is an apocalyptic number.

4271986 is a deficient number, since it is larger than the sum of its proper divisors (2342798).

4271986 is a wasteful number, since it uses less digits than its factorization.

4271986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68936.

The product of its digits is 24192, while the sum is 37.

The square root of 4271986 is about 2066.8783224951. The cubic root of 4271986 is about 162.2594278486.

The spelling of 4271986 in words is "four million, two hundred seventy-one thousand, nine hundred eighty-six".