12232505 has 8 divisors (see below), whose sum is σ = 14718024. Its totient is φ = 9760000.

The previous prime is 12232499. The next prime is 12232531. The reversal of 12232505 is 50523221.

12232505 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 5456896 + 6775609 = 2336^2 + 2603^2 .

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

It is not a de Polignac number, because 12232505 - 2⁴ = 12232489 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1046 + ... + 5055.

It is an arithmetic number, because the mean of its divisors is an integer number (1839753).

Almost surely, 2^12232505 is an apocalyptic number.

It is an amenable number.

12232505 is a deficient number, since it is larger than the sum of its proper divisors (2485519).

12232505 is an equidigital number, since it uses as much as digits as its factorization.

12232505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6507.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 12232505 is about 3497.4998213009. The cubic root of 12232505 is about 230.4120213896.

Adding to 12232505 its reverse (50523221), we get a palindrome (62755726).

The spelling of 12232505 in words is "twelve million, two hundred thirty-two thousand, five hundred five".