12572258 has 4 divisors (see below), whose sum is σ = 18858390. Its totient is φ = 6286128.

The previous prime is 12572257. The next prime is 12572269. The reversal of 12572258 is 85227521.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 11785489 + 786769 = 3433^2 + 887^2 .

It is not an unprimeable number, because it can be changed into a prime (12572257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3143063 + ... + 3143066.

Almost surely, 2^12572258 is an apocalyptic number.

12572258 is a deficient number, since it is larger than the sum of its proper divisors (6286132).

12572258 is an equidigital number, since it uses as much as digits as its factorization.

12572258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6286131.

The product of its digits is 11200, while the sum is 32.

The square root of 12572258 is about 3545.7380049857. The cubic root of 12572258 is about 232.5257719919.

Adding to 12572258 its reverse (85227521), we get a palindrome (97799779).

The spelling of 12572258 in words is "twelve million, five hundred seventy-two thousand, two hundred fifty-eight".