1266736084 has 24 divisors (see below), whose sum is σ = 2227123080. Its totient is φ = 630423936.

The previous prime is 1266736073. The next prime is 1266736091. The reversal of 1266736084 is 4806376621.

It can be written as a sum of positive squares in 4 ways, for example, as 1368900 + 1265367184 = 1170^2 + 35572^2 .

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1266736084.

It is a congruent number.

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, 1133494 + ... + 1134610.

It is an arithmetic number, because the mean of its divisors is an integer number (92796795).

Almost surely, 2^1266736084 is an apocalyptic number.

It is an amenable number.

1266736084 is a deficient number, since it is larger than the sum of its proper divisors (960386996).

1266736084 is a wasteful number, since it uses less digits than its factorization.

1266736084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2187 (or 2185 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 43.

The square root of 1266736084 is about 35591.2360560855. The cubic root of 1266736084 is about 1082.0036205395.

The spelling of 1266736084 in words is "one billion, two hundred sixty-six million, seven hundred thirty-six thousand, eighty-four".