1002044032 has 32 divisors (see below), whose sum is σ = 2177740800. Its totient is φ = 455473920.

The previous prime is 1002043993. The next prime is 1002044041. The reversal of 1002044032 is 2304402001.

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 1002043997 and 1002044015.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 354432 + ... + 357247.

It is an arithmetic number, because the mean of its divisors is an integer number (68054400).

Almost surely, 2^1002044032 is an apocalyptic number.

It is an amenable number.

1002044032 is an abundant number, since it is smaller than the sum of its proper divisors (1175696768).

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

1002044032 is an equidigital number, since it uses as much as digits as its factorization.

1002044032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711704 (or 711692 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 1002044032 is about 31655.0790869333. The cubic root of 1002044032 is about 1000.6808802968.

Adding to 1002044032 its reverse (2304402001), we get a palindrome (3306446033).

The spelling of 1002044032 in words is "one billion, two million, forty-four thousand, thirty-two".