8873820 has 48 divisors (see below), whose sum is σ = 27609120. Its totient is φ = 2366208.

The previous prime is 8873819. The next prime is 8873827. The reversal of 8873820 is 283788.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8873827) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 7677 + ... + 8756.

It is an arithmetic number, because the mean of its divisors is an integer number (575190).

Almost surely, 2^8873820 is an apocalyptic number.

It is an amenable number.

8873820 is an abundant number, since it is smaller than the sum of its proper divisors (18735300).

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

8873820 is a wasteful number, since it uses less digits than its factorization.

8873820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16451 (or 16443 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 36.

The square root of 8873820 is about 2978.8957685693. The cubic root of 8873820 is about 207.0317111678.

The spelling of 8873820 in words is "eight million, eight hundred seventy-three thousand, eight hundred twenty".