1366886436 has 24 divisors (see below), whose sum is σ = 3190380480. Its totient is φ = 455488992.

The previous prime is 1366886419. The next prime is 1366886447. The reversal of 1366886436 is 6346886631.

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, 27985 + ... + 59303.

It is an arithmetic number, because the mean of its divisors is an integer number (132932520).

Almost surely, 2^1366886436 is an apocalyptic number.

It is an amenable number.

1366886436 is an abundant number, since it is smaller than the sum of its proper divisors (1823494044).

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

1366886436 is a wasteful number, since it uses less digits than its factorization.

1366886436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34963 (or 34961 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 51.

The square root of 1366886436 is about 36971.4272918966. The cubic root of 1366886436 is about 1109.7985284855.

The spelling of 1366886436 in words is "one billion, three hundred sixty-six million, eight hundred eighty-six thousand, four hundred thirty-six".