1002989472 has 48 divisors (see below), whose sum is σ = 2635688160. Its totient is φ = 333969152.

The previous prime is 1002989459. The next prime is 1002989503. The reversal of 1002989472 is 2749892001.

1002989472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (48).

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, 92698 + ... + 102950.

It is an arithmetic number, because the mean of its divisors is an integer number (54910170).

Almost surely, 2^1002989472 is an apocalyptic number.

1002989472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1002989472 is an abundant number, since it is smaller than the sum of its proper divisors (1632698688).

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

1002989472 is a wasteful number, since it uses less digits than its factorization.

1002989472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11285 (or 11277 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 42.

The square root of 1002989472 is about 31670.0090306271. The cubic root of 1002989472 is about 1000.9954993189.

The spelling of 1002989472 in words is "one billion, two million, nine hundred eighty-nine thousand, four hundred seventy-two".