12052378 has 16 divisors (see below), whose sum is σ = 19544616. Its totient is φ = 5541120.

The previous prime is 12052363. The next prime is 12052379. The reversal of 12052378 is 87325021.

It can be written as a sum of positive squares in 4 ways, for example, as 3775249 + 8277129 = 1943^2 + 2877^2 .

It is not an unprimeable number, because it can be changed into a prime (12052379) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7398 + ... + 8878.

Almost surely, 2^12052378 is an apocalyptic number.

12052378 is a deficient number, since it is larger than the sum of its proper divisors (7492238).

12052378 is a wasteful number, since it uses less digits than its factorization.

12052378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1809.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 12052378 is about 3471.6534965345. The cubic root of 12052378 is about 229.2754641673.

Adding to 12052378 its reverse (87325021), we get a palindrome (99377399).

The spelling of 12052378 in words is "twelve million, fifty-two thousand, three hundred seventy-eight".