12305252 has 6 divisors (see below), whose sum is σ = 21534198. Its totient is φ = 6152624.

The previous prime is 12305243. The next prime is 12305261. The reversal of 12305252 is 25250321.

It is an interprime number because it is at equal distance from previous prime (12305243) and next prime (12305261).

It can be written as a sum of positive squares in only one way, i.e., 11874916 + 430336 = 3446^2 + 656^2 .

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

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 as a sum of consecutive naturals, namely, 1538153 + ... + 1538160.

It is an arithmetic number, because the mean of its divisors is an integer number (3589033).

Almost surely, 2^12305252 is an apocalyptic number.

It is an amenable number.

12305252 is a deficient number, since it is larger than the sum of its proper divisors (9228946).

12305252 is a wasteful number, since it uses less digits than its factorization.

12305252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3076317 (or 3076315 counting only the distinct ones).

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

The square root of 12305252 is about 3507.8842626290. The cubic root of 12305252 is about 230.8678741931.

Adding to 12305252 its reverse (25250321), we get a palindrome (37555573).

The spelling of 12305252 in words is "twelve million, three hundred five thousand, two hundred fifty-two".