1086406866 has 12 divisors (see below), whose sum is σ = 2353881582. Its totient is φ = 362135616.

The previous prime is 1086406859. The next prime is 1086406897. The reversal of 1086406866 is 6686046801.

It can be written as a sum of positive squares in only one way, i.e., 1048399641 + 38007225 = 32379^2 + 6165^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30177951 + ... + 30177986.

Almost surely, 2^1086406866 is an apocalyptic number.

1086406866 is an abundant number, since it is smaller than the sum of its proper divisors (1267474716).

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

1086406866 is a wasteful number, since it uses less digits than its factorization.

1086406866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60355945 (or 60355942 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The square root of 1086406866 is about 32960.6866736723. The cubic root of 1086406866 is about 1028.0103817076.

The spelling of 1086406866 in words is "one billion, eighty-six million, four hundred six thousand, eight hundred sixty-six".