12582235 has 4 divisors (see below), whose sum is σ = 15098688. Its totient is φ = 10065784.

The previous prime is 12582223. The next prime is 12582247. The reversal of 12582235 is 53228521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 53228521 = 139 ⋅382939.

It is an interprime number because it is at equal distance from previous prime (12582223) and next prime (12582247).

It is a cyclic number.

It is not a de Polignac number, because 12582235 - 2¹⁷ = 12451163 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1258219 + ... + 1258228.

It is an arithmetic number, because the mean of its divisors is an integer number (3774672).

Almost surely, 2^12582235 is an apocalyptic number.

12582235 is a deficient number, since it is larger than the sum of its proper divisors (2516453).

12582235 is an equidigital number, since it uses as much as digits as its factorization.

12582235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2516452.

The product of its digits is 4800, while the sum is 28.

The square root of 12582235 is about 3547.1446263157. The cubic root of 12582235 is about 232.5872644256.

The spelling of 12582235 in words is "twelve million, five hundred eighty-two thousand, two hundred thirty-five".