8649488 has 20 divisors (see below), whose sum is σ = 16851228. Its totient is φ = 4300800.

The previous prime is 8649479. The next prime is 8649491. The reversal of 8649488 is 8849468.

It can be written as a sum of positive squares in 2 ways, for example, as 3211264 + 5438224 = 1792^2 + 2332^2 .

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 3 ways as a sum of consecutive naturals, for example, 1688 + ... + 4488.

Almost surely, 2^8649488 is an apocalyptic number.

It is an amenable number.

8649488 is a deficient number, since it is larger than the sum of its proper divisors (8201740).

8649488 is a wasteful number, since it uses less digits than its factorization.

8649488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3002 (or 2996 counting only the distinct ones).

The product of its digits is 442368, while the sum is 47.

The square root of 8649488 is about 2941.0011900712. The cubic root of 8649488 is about 205.2721983999.

The spelling of 8649488 in words is "eight million, six hundred forty-nine thousand, four hundred eighty-eight".