1085805586 has 16 divisors (see below), whose sum is σ = 1641669120. Its totient is φ = 538598320.

The previous prime is 1085805569. The next prime is 1085805593. The reversal of 1085805586 is 6855085801.

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, 144945 + ... + 152251.

It is an arithmetic number, because the mean of its divisors is an integer number (102604320).

Almost surely, 2^1085805586 is an apocalyptic number.

1085805586 is a deficient number, since it is larger than the sum of its proper divisors (555863534).

1085805586 is a wasteful number, since it uses less digits than its factorization.

1085805586 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7889.

The product of its (nonzero) digits is 384000, while the sum is 46.

The square root of 1085805586 is about 32951.5642420811. The cubic root of 1085805586 is about 1027.8206933654.

The spelling of 1085805586 in words is "one billion, eighty-five million, eight hundred five thousand, five hundred eighty-six".