12662434 has 8 divisors (see below), whose sum is σ = 19254060. Its totient is φ = 6244416.

The previous prime is 12662431. The next prime is 12662449. The reversal of 12662434 is 43426621.

It can be written as a sum of positive squares in 2 ways, for example, as 12581209 + 81225 = 3547^2 + 285^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (12662431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43219 + ... + 43510.

Almost surely, 2^12662434 is an apocalyptic number.

12662434 is a deficient number, since it is larger than the sum of its proper divisors (6591626).

12662434 is an equidigital number, since it uses as much as digits as its factorization.

12662434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86804.

The product of its digits is 6912, while the sum is 28.

The square root of 12662434 is about 3558.4313959946. The cubic root of 12662434 is about 233.0803875704.

The spelling of 12662434 in words is "twelve million, six hundred sixty-two thousand, four hundred thirty-four".