1326782804 has 12 divisors (see below), whose sum is σ = 2328199104. Its totient is φ = 661583064.

The previous prime is 1326782783. The next prime is 1326782813. The reversal of 1326782804 is 4082876231.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 450434 + ... + 453369.

It is an arithmetic number, because the mean of its divisors is an integer number (194016592).

Almost surely, 2^1326782804 is an apocalyptic number.

It is an amenable number.

1326782804 is a deficient number, since it is larger than the sum of its proper divisors (1001416300).

1326782804 is a wasteful number, since it uses less digits than its factorization.

1326782804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 904174 (or 904172 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 41.

The square root of 1326782804 is about 36425.0299107633. The cubic root of 1326782804 is about 1098.8370088604.

The spelling of 1326782804 in words is "one billion, three hundred twenty-six million, seven hundred eighty-two thousand, eight hundred four".