1086049866 has 16 divisors (see below), whose sum is σ = 2369563488. Its totient is φ = 329106000.

The previous prime is 1086049859. The next prime is 1086049873. The reversal of 1086049866 is 6689406801.

It is an interprime number because it is at equal distance from previous prime (1086049859) and next prime (1086049873).

It is a super-2 number, since 2×1086049866² = 2359008622877235912, which contains 22 as substring.

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, 8227585 + ... + 8227716.

It is an arithmetic number, because the mean of its divisors is an integer number (148097718).

Almost surely, 2^1086049866 is an apocalyptic number.

1086049866 is an abundant number, since it is smaller than the sum of its proper divisors (1283513622).

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

1086049866 is a wasteful number, since it uses less digits than its factorization.

1086049866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16455317.

The product of its (nonzero) digits is 497664, while the sum is 48.

The square root of 1086049866 is about 32955.2706861892. The cubic root of 1086049866 is about 1027.8977658530.

It can be divided in two parts, 10860 and 49866, that added together give a triangular number (60726 = T₃₄₈).

The spelling of 1086049866 in words is "one billion, eighty-six million, forty-nine thousand, eight hundred sixty-six".