1264266 has 12 divisors (see below), whose sum is σ = 2739282. Its totient is φ = 421416.

The previous prime is 1264261. The next prime is 1264267. The reversal of 1264266 is 6624621.

It is a happy number.

1264266 is a `hidden beast` number, since 12 + 642 + 6 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 848241 + 416025 = 921^2 + 645^2 .

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1264261) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 35101 + ... + 35136.

2^1264266 is an apocalyptic number.

1264266 is an abundant number, since it is smaller than the sum of its proper divisors (1475016).

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

1264266 is a wasteful number, since it uses less digits than its factorization.

1264266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70245 (or 70242 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 1264266 is about 1124.3958377724. The cubic root of 1264266 is about 108.1299875187.

Adding to 1264266 its reverse (6624621), we get a palindrome (7888887).

The spelling of 1264266 in words is "one million, two hundred sixty-four thousand, two hundred sixty-six".