1085855298 has 32 divisors (see below), whose sum is σ = 2370807360. Its totient is φ = 328815360.

The previous prime is 1085855261. The next prime is 1085855311. The reversal of 1085855298 is 8925585801.

It is a self number, because there is not a number n which added to its sum of digits gives 1085855298.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104398 + ... + 114326.

It is an arithmetic number, because the mean of its divisors is an integer number (74087730).

Almost surely, 2^1085855298 is an apocalyptic number.

1085855298 is an abundant number, since it is smaller than the sum of its proper divisors (1284952062).

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

1085855298 is a wasteful number, since it uses less digits than its factorization.

1085855298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11602.

The product of its (nonzero) digits is 1152000, while the sum is 51.

The square root of 1085855298 is about 32952.3185527210. The cubic root of 1085855298 is about 1027.8363788753.

The spelling of 1085855298 in words is "one billion, eighty-five million, eight hundred fifty-five thousand, two hundred ninety-eight".