12666484 has 24 divisors (see below), whose sum is σ = 22718528. Its totient is φ = 6177600.

The previous prime is 12666461. The next prime is 12666503. The reversal of 12666484 is 48466621.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40312 + ... + 40624.

Almost surely, 2^12666484 is an apocalyptic number.

It is an amenable number.

12666484 is a deficient number, since it is larger than the sum of its proper divisors (10052044).

12666484 is a wasteful number, since it uses less digits than its factorization.

12666484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535 (or 533 counting only the distinct ones).

The product of its digits is 55296, while the sum is 37.

The square root of 12666484 is about 3559.0004214667. Note that the first 3 decimals coincide. The cubic root of 12666484 is about 233.1052346876.

It can be divided in two parts, 1266 and 6484, that added together give a triangular number (7750 = T₁₂₄).

The spelling of 12666484 in words is "twelve million, six hundred sixty-six thousand, four hundred eighty-four".