1085464688 has 80 divisors (see below), whose sum is σ = 2776322304. Its totient is φ = 398023680.

The previous prime is 1085464673. The next prime is 1085464711. The reversal of 1085464688 is 8864645801.

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 15 ways as a sum of consecutive naturals, for example, 4970 + ... + 46857.

Almost surely, 2^1085464688 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1085464688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1388161152).

1085464688 is an abundant number, since it is smaller than the sum of its proper divisors (1690857616).

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

1085464688 is a wasteful number, since it uses less digits than its factorization.

1085464688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51870 (or 51864 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 50.

The square root of 1085464688 is about 32946.3911225494. The cubic root of 1085464688 is about 1027.7131177251.

The spelling of 1085464688 in words is "one billion, eighty-five million, four hundred sixty-four thousand, six hundred eighty-eight".