12505234 has 16 divisors (see below), whose sum is σ = 22699008. Its totient is φ = 5044032.

The previous prime is 12505231. The next prime is 12505237. The reversal of 12505234 is 43250521.

12505234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12505231) and next prime (12505237).

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (12505231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26034 + ... + 26509.

It is an arithmetic number, because the mean of its divisors is an integer number (1418688).

Almost surely, 2^12505234 is an apocalyptic number.

12505234 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12505234 is a deficient number, since it is larger than the sum of its proper divisors (10193774).

12505234 is a wasteful number, since it uses less digits than its factorization.

12505234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52569.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 12505234 is about 3536.2740278434. The cubic root of 12505234 is about 232.1118292619. Note that the first 3 decimals are identical.

Adding to 12505234 its reverse (43250521), we get a palindrome (55755755).

The spelling of 12505234 in words is "twelve million, five hundred five thousand, two hundred thirty-four".