12382605 has 48 divisors (see below), whose sum is σ = 22962240. Its totient is φ = 6329664.

The previous prime is 12382589. The next prime is 12382631. The reversal of 12382605 is 50628321.

It is not a de Polignac number, because 12382605 - 2⁴ = 12382589 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 184782 + ... + 184848.

It is an arithmetic number, because the mean of its divisors is an integer number (478380).

Almost surely, 2^12382605 is an apocalyptic number.

12382605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12382605 is a deficient number, since it is larger than the sum of its proper divisors (10579635).

12382605 is an equidigital number, since it uses as much as digits as its factorization.

12382605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155 (or 112 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 12382605 is about 3518.8925814807. The cubic root of 12382605 is about 231.3506228767.

It can be divided in two parts, 123 and 82605, that added together give a palindrome (82728).

The spelling of 12382605 in words is "twelve million, three hundred eighty-two thousand, six hundred five".