1349259268 has 24 divisors (see below), whose sum is σ = 2755936512. Its totient is φ = 565950144.

The previous prime is 1349259227. The next prime is 1349259271. The reversal of 1349259268 is 8629529431.

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, 511321 + ... + 513952.

It is an arithmetic number, because the mean of its divisors is an integer number (114830688).

Almost surely, 2^1349259268 is an apocalyptic number.

It is an amenable number.

1349259268 is an abundant number, since it is smaller than the sum of its proper divisors (1406677244).

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

1349259268 is a wasteful number, since it uses less digits than its factorization.

1349259268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1025331 (or 1025329 counting only the distinct ones).

The product of its digits is 933120, while the sum is 49.

The square root of 1349259268 is about 36732.2646729003. The cubic root of 1349259268 is about 1105.0072733495.

The spelling of 1349259268 in words is "one billion, three hundred forty-nine million, two hundred fifty-nine thousand, two hundred sixty-eight".