8728822 has 8 divisors (see below), whose sum is σ = 13662576. Its totient is φ = 4174632.

The previous prime is 8728807. The next prime is 8728823. The reversal of 8728822 is 2288278.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8728823) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 94833 + ... + 94924.

It is an arithmetic number, because the mean of its divisors is an integer number (1707822).

Almost surely, 2^8728822 is an apocalyptic number.

8728822 is a deficient number, since it is larger than the sum of its proper divisors (4933754).

8728822 is a wasteful number, since it uses less digits than its factorization.

8728822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189782.

The product of its digits is 28672, while the sum is 37.

The square root of 8728822 is about 2954.4579875165. The cubic root of 8728822 is about 205.8978819595.

The spelling of 8728822 in words is "eight million, seven hundred twenty-eight thousand, eight hundred twenty-two".