1266700404 has 24 divisors (see below), whose sum is σ = 2957062528. Its totient is φ = 422029440.

The previous prime is 1266700397. The next prime is 1266700411. The reversal of 1266700404 is 4040076621.

It is an interprime number because it is at equal distance from previous prime (1266700397) and next prime (1266700411).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1509 + ... + 50355.

Almost surely, 2^1266700404 is an apocalyptic number.

It is an amenable number.

1266700404 is an abundant number, since it is smaller than the sum of its proper divisors (1690362124).

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

1266700404 is a wasteful number, since it uses less digits than its factorization.

1266700404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51015 (or 51013 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 1266700404 is about 35590.7348055642. The cubic root of 1266700404 is about 1081.9934615563.

The spelling of 1266700404 in words is "one billion, two hundred sixty-six million, seven hundred thousand, four hundred four".