855484032 has 128 divisors (see below), whose sum is σ = 2459016000. Its totient is φ = 261955584.

The previous prime is 855484001. The next prime is 855484037. The reversal of 855484032 is 230484558.

855484032 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (855484037) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2041519 + ... + 2041937.

Almost surely, 2^855484032 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 855484032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1229508000).

855484032 is an abundant number, since it is smaller than the sum of its proper divisors (1603531968).

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

855484032 is a wasteful number, since it uses less digits than its factorization.

855484032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858 (or 846 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 39.

The square root of 855484032 is about 29248.6586359101. The cubic root of 855484032 is about 949.3010674413.

The spelling of 855484032 in words is "eight hundred fifty-five million, four hundred eighty-four thousand, thirty-two".