3012986 has 4 divisors (see below), whose sum is σ = 4519482. Its totient is φ = 1506492.

The previous prime is 3012979. The next prime is 3012991. The reversal of 3012986 is 6892103.

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., 2146225 + 866761 = 1465^2 + 931^2 .

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 753245 + ... + 753248.

Almost surely, 2^3012986 is an apocalyptic number.

3012986 is a deficient number, since it is larger than the sum of its proper divisors (1506496).

3012986 is a wasteful number, since it uses less digits than its factorization.

3012986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1506495.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 3012986 is about 1735.7954948668. The cubic root of 3012986 is about 144.4327580727.

The spelling of 3012986 in words is "three million, twelve thousand, nine hundred eighty-six".