12662086 has 4 divisors (see below), whose sum is σ = 18993132. Its totient is φ = 6331042.

The previous prime is 12662063. The next prime is 12662087. The reversal of 12662086 is 68026621.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12662087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3165520 + ... + 3165523.

It is an arithmetic number, because the mean of its divisors is an integer number (4748283).

Almost surely, 2^12662086 is an apocalyptic number.

12662086 is a deficient number, since it is larger than the sum of its proper divisors (6331046).

12662086 is an equidigital number, since it uses as much as digits as its factorization.

12662086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6331045.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 12662086 is about 3558.3824977088. The cubic root of 12662086 is about 233.0782523117.

The spelling of 12662086 in words is "twelve million, six hundred sixty-two thousand, eighty-six".