12232555 has 8 divisors (see below), whose sum is σ = 15037344. Its totient is φ = 9547200.

The previous prime is 12232547. The next prime is 12232579. The reversal of 12232555 is 55523221.

12232555 = 135² + 136² + ... + 339².

It is a happy number.

12232555 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 12232555 - 2³ = 12232547 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, 29631 + ... + 30040.

It is an arithmetic number, because the mean of its divisors is an integer number (1879668).

Almost surely, 2^12232555 is an apocalyptic number.

12232555 is a deficient number, since it is larger than the sum of its proper divisors (2804789).

12232555 is an equidigital number, since it uses as much as digits as its factorization.

12232555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59717.

The product of its digits is 3000, while the sum is 25.

The square root of 12232555 is about 3497.5069692568. The cubic root of 12232555 is about 230.4123353233.

Adding to 12232555 its reverse (55523221), we get a palindrome (67755776).

The spelling of 12232555 in words is "twelve million, two hundred thirty-two thousand, five hundred fifty-five".