1085552 has 40 divisors (see below), whose sum is σ = 2406096. Its totient is φ = 470016.

The previous prime is 1085551. The next prime is 1085587. The reversal of 1085552 is 2555801.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1085551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3383 + ... + 3689.

2^1085552 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 1085552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1203048).

1085552 is an abundant number, since it is smaller than the sum of its proper divisors (1320544).

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

1085552 is a wasteful number, since it uses less digits than its factorization.

1085552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345 (or 339 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 26.

The square root of 1085552 is about 1041.8982675866. The cubic root of 1085552 is about 102.7740672523.

The spelling of 1085552 in words is "one million, eighty-five thousand, five hundred fifty-two".