8490464 has 48 divisors (see below), whose sum is σ = 17581536. Its totient is φ = 4032000.

The previous prime is 8490457. The next prime is 8490487. The reversal of 8490464 is 4640948.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84014 + ... + 84114.

It is an arithmetic number, because the mean of its divisors is an integer number (366282).

Almost surely, 2^8490464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8490464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8790768).

8490464 is an abundant number, since it is smaller than the sum of its proper divisors (9091072).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8490464 is a wasteful number, since it uses less digits than its factorization.

8490464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219 (or 211 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 8490464 is about 2913.8400779727. The cubic root of 8490464 is about 204.0064075906.

The spelling of 8490464 in words is "eight million, four hundred ninety thousand, four hundred sixty-four".