2671986 has 16 divisors (see below), whose sum is σ = 5370624. Its totient is φ = 886224.

The previous prime is 2671969. The next prime is 2671987. The reversal of 2671986 is 6891762.

It is not an unprimeable number, because it can be changed into a prime (2671987) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 340 + ... + 2336.

It is an arithmetic number, because the mean of its divisors is an integer number (335664).

2^2671986 is an apocalyptic number.

2671986 is an abundant number, since it is smaller than the sum of its proper divisors (2698638).

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

2671986 is a wasteful number, since it uses less digits than its factorization.

2671986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2225.

The product of its digits is 36288, while the sum is 39.

The square root of 2671986 is about 1634.6210570037. The cubic root of 2671986 is about 138.7643991225.

The spelling of 2671986 in words is "two million, six hundred seventy-one thousand, nine hundred eighty-six".