875066820 has 24 divisors (see below), whose sum is σ = 2450187264. Its totient is φ = 233351136.

The previous prime is 875066783. The next prime is 875066837. The reversal of 875066820 is 28660578.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7292164 + ... + 7292283.

It is an arithmetic number, because the mean of its divisors is an integer number (102091136).

Almost surely, 2^875066820 is an apocalyptic number.

It is an amenable number.

875066820 is an abundant number, since it is smaller than the sum of its proper divisors (1575120444).

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

875066820 is a wasteful number, since it uses less digits than its factorization.

875066820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14584459 (or 14584457 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 42.

The square root of 875066820 is about 29581.5283580818. The cubic root of 875066820 is about 956.4899378258.

The spelling of 875066820 in words is "eight hundred seventy-five million, sixty-six thousand, eight hundred twenty".