12678352 has 10 divisors (see below), whose sum is σ = 24564338. Its totient is φ = 6339168.

The previous prime is 12678299. The next prime is 12678353. The reversal of 12678352 is 25387621.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 11861136 + 817216 = 3444^2 + 904^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12678353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 396183 + ... + 396214.

Almost surely, 2^12678352 is an apocalyptic number.

It is an amenable number.

12678352 is a deficient number, since it is larger than the sum of its proper divisors (11885986).

12678352 is an equidigital number, since it uses as much as digits as its factorization.

12678352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792405 (or 792399 counting only the distinct ones).

The product of its digits is 20160, while the sum is 34.

The square root of 12678352 is about 3560.6673531797. The cubic root of 12678352 is about 233.1780154568.

The spelling of 12678352 in words is "twelve million, six hundred seventy-eight thousand, three hundred fifty-two".