2666486 has 8 divisors (see below), whose sum is σ = 4010160. Its totient is φ = 1329768.

The previous prime is 2666453. The next prime is 2666491. The reversal of 2666486 is 6846662.

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

It is a super-2 number, since 2×2666486² = 14220295176392, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 641 + ... + 2396.

It is an arithmetic number, because the mean of its divisors is an integer number (501270).

2^2666486 is an apocalyptic number.

2666486 is a deficient number, since it is larger than the sum of its proper divisors (1343674).

2666486 is a wasteful number, since it uses less digits than its factorization.

2666486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3478.

The product of its digits is 82944, while the sum is 38.

The square root of 2666486 is about 1632.9378432751. The cubic root of 2666486 is about 138.6691231176.

The spelling of 2666486 in words is "two million, six hundred sixty-six thousand, four hundred eighty-six".