1262381252 has 24 divisors (see below), whose sum is σ = 2493106560. Its totient is φ = 554022560.

The previous prime is 1262381209. The next prime is 1262381269. The reversal of 1262381252 is 2521832621.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 493388 + ... + 495939.

It is an arithmetic number, because the mean of its divisors is an integer number (103879440).

Almost surely, 2^1262381252 is an apocalyptic number.

It is an amenable number.

1262381252 is a deficient number, since it is larger than the sum of its proper divisors (1230725308).

1262381252 is a wasteful number, since it uses less digits than its factorization.

1262381252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 989371 (or 989369 counting only the distinct ones).

The product of its digits is 11520, while the sum is 32.

The square root of 1262381252 is about 35530.0049535600. The cubic root of 1262381252 is about 1080.7622796323.

The spelling of 1262381252 in words is "one billion, two hundred sixty-two million, three hundred eighty-one thousand, two hundred fifty-two".