8727998 has 16 divisors (see below), whose sum is σ = 13514256. Its totient is φ = 4224960.

The previous prime is 8727989. The next prime is 8728037. The reversal of 8727998 is 8997278.

It is a happy number.

It is a congruent number.

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, 13040 + ... + 13692.

It is an arithmetic number, because the mean of its divisors is an integer number (844641).

Almost surely, 2^8727998 is an apocalyptic number.

8727998 is a deficient number, since it is larger than the sum of its proper divisors (4786258).

8727998 is a wasteful number, since it uses less digits than its factorization.

8727998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 859.

The product of its digits is 508032, while the sum is 50.

The square root of 8727998 is about 2954.3185339431. The cubic root of 8727998 is about 205.8914028419.

The spelling of 8727998 in words is "eight million, seven hundred twenty-seven thousand, nine hundred ninety-eight".