1253266 has 8 divisors (see below), whose sum is σ = 2148480. Its totient is φ = 537108.

The previous prime is 1253261. The next prime is 1253279. The reversal of 1253266 is 6623521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1253266.

It is not an unprimeable number, because it can be changed into a prime (1253261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44746 + ... + 44773.

It is an arithmetic number, because the mean of its divisors is an integer number (268560).

2^1253266 is an apocalyptic number.

1253266 is a deficient number, since it is larger than the sum of its proper divisors (895214).

1253266 is an equidigital number, since it uses as much as digits as its factorization.

1253266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89528.

The product of its digits is 2160, while the sum is 25.

The square root of 1253266 is about 1119.4936355335. The cubic root of 1253266 is about 107.8154713597.

Adding to 1253266 its reverse (6623521), we get a palindrome (7876787).

The spelling of 1253266 in words is "one million, two hundred fifty-three thousand, two hundred sixty-six".