875550 has 48 divisors (see below), whose sum is σ = 2343600. Its totient is φ = 215040.

The previous prime is 875543. The next prime is 875579. The reversal of 875550 is 55578.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a nialpdrome in base 10.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 1726 + ... + 2174.

It is an arithmetic number, because the mean of its divisors is an integer number (48825).

2⁸⁷⁵⁵⁵⁰ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 875550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1171800).

875550 is an abundant number, since it is smaller than the sum of its proper divisors (1468050).

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

875550 is a wasteful number, since it uses less digits than its factorization.

875550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477 (or 472 counting only the distinct ones).

The product of its (nonzero) digits is 7000, while the sum is 30.

The square root of 875550 is about 935.7082878761. The cubic root of 875550 is about 95.6665951726. Note that the first 3 decimals are identical.

The spelling of 875550 in words is "eight hundred seventy-five thousand, five hundred fifty".