1326726836 has 12 divisors (see below), whose sum is σ = 2340054528. Its totient is φ = 658139832.

The previous prime is 1326726833. The next prime is 1326726853. The reversal of 1326726836 is 6386276231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1326726833) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1305326 + ... + 1306341.

It is an arithmetic number, because the mean of its divisors is an integer number (195004544).

Almost surely, 2^1326726836 is an apocalyptic number.

It is an amenable number.

1326726836 is a deficient number, since it is larger than the sum of its proper divisors (1013327692).

1326726836 is a wasteful number, since it uses less digits than its factorization.

1326726836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2611798 (or 2611796 counting only the distinct ones).

The product of its digits is 435456, while the sum is 44.

The square root of 1326726836 is about 36424.2616397368. The cubic root of 1326726836 is about 1098.8215578074.

The spelling of 1326726836 in words is "one billion, three hundred twenty-six million, seven hundred twenty-six thousand, eight hundred thirty-six".