1305826268 has 48 divisors (see below), whose sum is σ = 2480674560. Its totient is φ = 599961600.

The previous prime is 1305826267. The next prime is 1305826283. The reversal of 1305826268 is 8626285031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1305826267) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 216380 + ... + 222332.

It is an arithmetic number, because the mean of its divisors is an integer number (51680720).

Almost surely, 2^1305826268 is an apocalyptic number.

It is an amenable number.

1305826268 is a deficient number, since it is larger than the sum of its proper divisors (1174848292).

1305826268 is a wasteful number, since it uses less digits than its factorization.

1305826268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6078 (or 6076 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 41.

The square root of 1305826268 is about 36136.2182304679. The cubic root of 1305826268 is about 1093.0209014161.

The spelling of 1305826268 in words is "one billion, three hundred five million, eight hundred twenty-six thousand, two hundred sixty-eight".