8480644 has 18 divisors (see below), whose sum is σ = 15376634. Its totient is φ = 4092480.

The previous prime is 8480623. The next prime is 8480651. The reversal of 8480644 is 4460848.

It can be written as a sum of positive squares in 3 ways, for example, as 12544 + 8468100 = 112^2 + 2910^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2104 + ... + 4624.

Almost surely, 2^8480644 is an apocalyptic number.

It is an amenable number.

8480644 is a deficient number, since it is larger than the sum of its proper divisors (6895990).

8480644 is a wasteful number, since it uses less digits than its factorization.

8480644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2583 (or 2552 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 34.

The square root of 8480644 is about 2912.1545288669. The cubic root of 8480644 is about 203.9277265445.

The spelling of 8480644 in words is "eight million, four hundred eighty thousand, six hundred forty-four".