12380672 has 20 divisors (see below), whose sum is σ = 24738186. Its totient is φ = 6190080.

The previous prime is 12380671. The next prime is 12380677. The reversal of 12380672 is 27608321.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 9339136 + 3041536 = 3056^2 + 1744^2 .

It is not an unprimeable number, because it can be changed into a prime (12380671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11579 + ... + 12602.

Almost surely, 2^12380672 is an apocalyptic number.

It is an amenable number.

12380672 is a deficient number, since it is larger than the sum of its proper divisors (12357514).

12380672 is an frugal number, since it uses more digits than its factorization.

12380672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24199 (or 24183 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 12380672 is about 3518.6179104870. The cubic root of 12380672 is about 231.3385838368.

Adding to 12380672 its reverse (27608321), we get a palindrome (39988993).

The spelling of 12380672 in words is "twelve million, three hundred eighty thousand, six hundred seventy-two".