2660486 has 8 divisors (see below), whose sum is σ = 4015704. Its totient is φ = 1321920.

The previous prime is 2660473. The next prime is 2660509. The reversal of 2660486 is 6840662.

It is a happy number.

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

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, 3755 + ... + 4406.

It is an arithmetic number, because the mean of its divisors is an integer number (501963).

2^2660486 is an apocalyptic number.

2660486 is a deficient number, since it is larger than the sum of its proper divisors (1355218).

2660486 is a wasteful number, since it uses less digits than its factorization.

2660486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8326.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 2660486 is about 1631.0996290846. The cubic root of 2660486 is about 138.5650361191.

The spelling of 2660486 in words is "two million, six hundred sixty thousand, four hundred eighty-six".