12667074 has 64 divisors (see below), whose sum is σ = 31124736. Its totient is φ = 3354624.

The previous prime is 12667063. The next prime is 12667093. The reversal of 12667074 is 47076621.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80604 + ... + 80760.

It is an arithmetic number, because the mean of its divisors is an integer number (486324).

Almost surely, 2^12667074 is an apocalyptic number.

12667074 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12667074, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15562368).

12667074 is an abundant number, since it is smaller than the sum of its proper divisors (18457662).

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

12667074 is a wasteful number, since it uses less digits than its factorization.

12667074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299.

The product of its (nonzero) digits is 14112, while the sum is 33.

The square root of 12667074 is about 3559.0833089435. The cubic root of 12667074 is about 233.1088539491.

The spelling of 12667074 in words is "twelve million, six hundred sixty-seven thousand, seventy-four".