12938466 has 64 divisors (see below), whose sum is σ = 28926720. Its totient is φ = 3843840.

The previous prime is 12938461. The next prime is 12938467. The reversal of 12938466 is 66483921.

12938466 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (12938461) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 212076 + ... + 212136.

It is an arithmetic number, because the mean of its divisors is an integer number (451980).

Almost surely, 2^12938466 is an apocalyptic number.

12938466 is an abundant number, since it is smaller than the sum of its proper divisors (15988254).

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

12938466 is a wasteful number, since it uses less digits than its factorization.

12938466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171.

The product of its digits is 62208, while the sum is 39.

The square root of 12938466 is about 3597.0079232607. The cubic root of 12938466 is about 234.7618894968.

The spelling of 12938466 in words is "twelve million, nine hundred thirty-eight thousand, four hundred sixty-six".