12601806 has 16 divisors (see below), whose sum is σ = 28804224. Its totient is φ = 3600504.

The previous prime is 12601789. The next prime is 12601819. The reversal of 12601806 is 60810621.

It is a Curzon number.

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, 149980 + ... + 150063.

It is an arithmetic number, because the mean of its divisors is an integer number (1800264).

Almost surely, 2^12601806 is an apocalyptic number.

12601806 is an abundant number, since it is smaller than the sum of its proper divisors (16202418).

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

12601806 is a wasteful number, since it uses less digits than its factorization.

12601806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300055.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 12601806 is about 3549.9022521754. The cubic root of 12601806 is about 232.7077943440.

The spelling of 12601806 in words is "twelve million, six hundred one thousand, eight hundred six".