4030986 has 8 divisors (see below), whose sum is σ = 8061984. Its totient is φ = 1343660.

The previous prime is 4030981. The next prime is 4030993. The reversal of 4030986 is 6890304.

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

4030986 is an admirable number.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (4030981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 335910 + ... + 335921.

It is an arithmetic number, because the mean of its divisors is an integer number (1007748).

Almost surely, 2^4030986 is an apocalyptic number.

4030986 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4030986 is a wasteful number, since it uses less digits than its factorization.

4030986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671836.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 4030986 is about 2007.7315557614. The cubic root of 4030986 is about 159.1489447236.

The spelling of 4030986 in words is "four million, thirty thousand, nine hundred eighty-six".