3406986 has 24 divisors (see below), whose sum is σ = 8053344. Its totient is φ = 1032360.

The previous prime is 3406981. The next prime is 3407003. The reversal of 3406986 is 6896043.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3406986.

It is not an unprimeable number, because it can be changed into a prime (3406981) 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 in 11 ways as a sum of consecutive naturals, for example, 8406 + ... + 8801.

It is an arithmetic number, because the mean of its divisors is an integer number (335556).

Almost surely, 2^3406986 is an apocalyptic number.

3406986 is an abundant number, since it is smaller than the sum of its proper divisors (4646358).

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

3406986 is a wasteful number, since it uses less digits than its factorization.

3406986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17226 (or 17223 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 3406986 is about 1845.8022645993. The cubic root of 3406986 is about 150.4723775017.

The spelling of 3406986 in words is "three million, four hundred six thousand, nine hundred eighty-six".