12232455 has 16 divisors (see below), whose sum is σ = 19989504. Its totient is φ = 6384800.

The previous prime is 12232433. The next prime is 12232463. The reversal of 12232455 is 55423221.

It is not a de Polignac number, because 12232455 - 2⁷ = 12232327 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7971 + ... + 9380.

It is an arithmetic number, because the mean of its divisors is an integer number (1249344).

Almost surely, 2^12232455 is an apocalyptic number.

12232455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12232455 is a deficient number, since it is larger than the sum of its proper divisors (7757049).

12232455 is a wasteful number, since it uses less digits than its factorization.

12232455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17406.

The product of its digits is 2400, while the sum is 24.

The square root of 12232455 is about 3497.4926733304. The cubic root of 12232455 is about 230.4117074551.

Adding to 12232455 its reverse (55423221), we get a palindrome (67655676).

The spelling of 12232455 in words is "twelve million, two hundred thirty-two thousand, four hundred fifty-five".