4016986 has 4 divisors (see below), whose sum is σ = 6025482. Its totient is φ = 2008492.

The previous prime is 4016983. The next prime is 4017001. The reversal of 4016986 is 6896104.

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., 3553225 + 463761 = 1885^2 + 681^2 .

It is a super-2 number, since 2×4016986² = 32272353048392, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4016983) 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 as a sum of consecutive naturals, namely, 1004245 + ... + 1004248.

Almost surely, 2^4016986 is an apocalyptic number.

4016986 is a deficient number, since it is larger than the sum of its proper divisors (2008496).

4016986 is a wasteful number, since it uses less digits than its factorization.

4016986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2008495.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 4016986 is about 2004.2420013561. The cubic root of 4016986 is about 158.9644845059.

The spelling of 4016986 in words is "four million, sixteen thousand, nine hundred eighty-six".