8973855 has 32 divisors (see below), whose sum is σ = 17406720. Its totient is φ = 4350240.

The previous prime is 8973821. The next prime is 8973857. The reversal of 8973855 is 5583798.

It is not a de Polignac number, because 8973855 - 2⁶ = 8973791 is a prime.

It is a super-2 number, since 2×8973855² = 161060147122050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 8973855.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8973857) 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 31 ways as a sum of consecutive naturals, for example, 1537 + ... + 4506.

It is an arithmetic number, because the mean of its divisors is an integer number (543960).

Almost surely, 2^8973855 is an apocalyptic number.

8973855 is a deficient number, since it is larger than the sum of its proper divisors (8432865).

8973855 is a wasteful number, since it uses less digits than its factorization.

8973855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6068 (or 6062 counting only the distinct ones).

The product of its digits is 302400, while the sum is 45.

The square root of 8973855 is about 2995.6393307606. The cubic root of 8973855 is about 207.8067654965.

The spelling of 8973855 in words is "eight million, nine hundred seventy-three thousand, eight hundred fifty-five".