1008985464 has 64 divisors (see below), whose sum is σ = 2831690400. Its totient is φ = 332854272.

The previous prime is 1008985451. The next prime is 1008985469. The reversal of 1008985464 is 4645898001.

1008985464 is a `hidden beast` number, since 10 + 0 + 8 + 98 + 546 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1008985469) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3127 + ... + 45030.

Almost surely, 2^1008985464 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 1008985464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1415845200).

1008985464 is an abundant number, since it is smaller than the sum of its proper divisors (1822704936).

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

1008985464 is a wasteful number, since it uses less digits than its factorization.

1008985464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48269 (or 48259 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The square root of 1008985464 is about 31764.5315406980. The cubic root of 1008985464 is about 1002.9862282310.

The spelling of 1008985464 in words is "one billion, eight million, nine hundred eighty-five thousand, four hundred sixty-four".