12670566 has 16 divisors (see below), whose sum is σ = 25380864. Its totient is φ = 4216904.

The previous prime is 12670547. The next prime is 12670583. The reversal of 12670566 is 66507621.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3955 + ... + 6401.

It is an arithmetic number, because the mean of its divisors is an integer number (1586304).

Almost surely, 2^12670566 is an apocalyptic number.

12670566 is an abundant number, since it is smaller than the sum of its proper divisors (12710298).

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

12670566 is a wasteful number, since it uses less digits than its factorization.

12670566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3315.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 12670566 is about 3559.5738508984. The cubic root of 12670566 is about 233.1302727690.

The spelling of 12670566 in words is "twelve million, six hundred seventy thousand, five hundred sixty-six".