8971628 has 24 divisors (see below), whose sum is σ = 16193520. Its totient is φ = 4347200.

The previous prime is 8971619. The next prime is 8971637. The reversal of 8971628 is 8261798.

It is an interprime number because it is at equal distance from previous prime (8971619) and next prime (8971637).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 21203 + ... + 21621.

It is an arithmetic number, because the mean of its divisors is an integer number (674730).

Almost surely, 2^8971628 is an apocalyptic number.

It is an amenable number.

8971628 is a deficient number, since it is larger than the sum of its proper divisors (7221892).

8971628 is a wasteful number, since it uses less digits than its factorization.

8971628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577 (or 575 counting only the distinct ones).

The product of its digits is 48384, while the sum is 41.

The square root of 8971628 is about 2995.2676007329. The cubic root of 8971628 is about 207.7895739270.

It can be divided in two parts, 89 and 71628, that added together give a palindrome (71717).

The spelling of 8971628 in words is "eight million, nine hundred seventy-one thousand, six hundred twenty-eight".