1264228262 has 32 divisors (see below), whose sum is σ = 2149286400. Its totient is φ = 552445600.

The previous prime is 1264228237. The next prime is 1264228271. The reversal of 1264228262 is 2628224621.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148337 + ... + 156627.

It is an arithmetic number, because the mean of its divisors is an integer number (67165200).

Almost surely, 2^1264228262 is an apocalyptic number.

1264228262 is a deficient number, since it is larger than the sum of its proper divisors (885058138).

1264228262 is a wasteful number, since it uses less digits than its factorization.

1264228262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8572.

The product of its digits is 36864, while the sum is 35.

The square root of 1264228262 is about 35555.9877095265. The cubic root of 1264228262 is about 1081.2891162433.

It can be divided in two parts, 12642 and 28262, that added together give a palindrome (40904).

The spelling of 1264228262 in words is "one billion, two hundred sixty-four million, two hundred twenty-eight thousand, two hundred sixty-two".