2686662 has 32 divisors (see below), whose sum is σ = 6514560. Its totient is φ = 813960.

The previous prime is 2686631. The next prime is 2686667. The reversal of 2686662 is 2666862.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2686667) 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 15 ways as a sum of consecutive naturals, for example, 1668 + ... + 2855.

It is an arithmetic number, because the mean of its divisors is an integer number (203580).

2^2686662 is an apocalyptic number.

2686662 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2686662 is an abundant number, since it is smaller than the sum of its proper divisors (3827898).

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

2686662 is a wasteful number, since it uses less digits than its factorization.

2686662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4545 (or 4539 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 2686662 is about 1639.1040235446. The cubic root of 2686662 is about 139.0179919088.

The spelling of 2686662 in words is "two million, six hundred eighty-six thousand, six hundred sixty-two".