1244679268 has 12 divisors (see below), whose sum is σ = 2489358592. Its totient is φ = 533433960.

The previous prime is 1244679229. The next prime is 1244679269. The reversal of 1244679268 is 8629764421.

1244679268 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1244679269) 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, 22226388 + ... + 22226443.

Almost surely, 2^1244679268 is an apocalyptic number.

It is an amenable number.

1244679268 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1244679268 is a wasteful number, since it uses less digits than its factorization.

1244679268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44452842 (or 44452840 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 49.

The square root of 1244679268 is about 35280.0123015852. The cubic root of 1244679268 is about 1075.6867486395.

The spelling of 1244679268 in words is "one billion, two hundred forty-four million, six hundred seventy-nine thousand, two hundred sixty-eight".