1085865024 has 112 divisors (see below), whose sum is σ = 2981935616. Its totient is φ = 348364800.

The previous prime is 1085864971. The next prime is 1085865031. The reversal of 1085865024 is 4205685801.

It is a super-5 number, since 5×1085865024⁵ (a number of 46 digits) contains 55555 as substring.

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, 1434054 + ... + 1434810.

Almost surely, 2^1085865024 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 1085865024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1490967808).

1085865024 is an abundant number, since it is smaller than the sum of its proper divisors (1896070592).

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

1085865024 is a wasteful number, since it uses less digits than its factorization.

1085865024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1044 (or 1034 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 39.

The square root of 1085865024 is about 32952.4661292596. The cubic root of 1085865024 is about 1027.8394476410.

The spelling of 1085865024 in words is "one billion, eighty-five million, eight hundred sixty-five thousand, twenty-four".