1252266 has 16 divisors (see below), whose sum is σ = 2528064. Its totient is φ = 413504.

The previous prime is 1252259. The next prime is 1252267. The reversal of 1252266 is 6622521.

It is not an unprimeable number, because it can be changed into a prime (1252267) 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 7 ways as a sum of consecutive naturals, for example, 246 + ... + 1601.

It is an arithmetic number, because the mean of its divisors is an integer number (158004).

2^1252266 is an apocalyptic number.

1252266 is an abundant number, since it is smaller than the sum of its proper divisors (1275798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1252266 is a wasteful number, since it uses less digits than its factorization.

1252266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1965.

The product of its digits is 1440, while the sum is 24.

The square root of 1252266 is about 1119.0469159066. The cubic root of 1252266 is about 107.7867878613.

Adding to 1252266 its reverse (6622521), we get a palindrome (7874787).

The spelling of 1252266 in words is "one million, two hundred fifty-two thousand, two hundred sixty-six".