1085481888 has 48 divisors (see below), whose sum is σ = 2918897856. Its totient is φ = 353000960.

The previous prime is 1085481863. The next prime is 1085481889. The reversal of 1085481888 is 8881845801.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 1085481888.

It is not an unprimeable number, because it can be changed into a prime (1085481889) by changing a digit.

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, 133956 + ... + 141827.

It is an arithmetic number, because the mean of its divisors is an integer number (60810372).

Almost surely, 2^1085481888 is an apocalyptic number.

It is an amenable number.

1085481888 is an abundant number, since it is smaller than the sum of its proper divisors (1833415968).

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

1085481888 is a wasteful number, since it uses less digits than its factorization.

1085481888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275837 (or 275829 counting only the distinct ones).

The product of its (nonzero) digits is 655360, while the sum is 51.

The square root of 1085481888 is about 32946.6521516223. The cubic root of 1085481888 is about 1027.7185459908.

The spelling of 1085481888 in words is "one billion, eighty-five million, four hundred eighty-one thousand, eight hundred eighty-eight".