8649464 has 16 divisors (see below), whose sum is σ = 17172000. Its totient is φ = 4070272.

The previous prime is 8649463. The next prime is 8649467. The reversal of 8649464 is 4649468.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8649463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31664 + ... + 31935.

It is an arithmetic number, because the mean of its divisors is an integer number (1073250).

Almost surely, 2^8649464 is an apocalyptic number.

It is an amenable number.

8649464 is a deficient number, since it is larger than the sum of its proper divisors (8522536).

8649464 is a wasteful number, since it uses less digits than its factorization.

8649464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63622 (or 63618 counting only the distinct ones).

The product of its digits is 165888, while the sum is 41.

The square root of 8649464 is about 2940.9971098252. The cubic root of 8649464 is about 205.2720085414.

The spelling of 8649464 in words is "eight million, six hundred forty-nine thousand, four hundred sixty-four".