1002144032 has 24 divisors (see below), whose sum is σ = 1974067200. Its totient is φ = 500793664.

The previous prime is 1002144029. The next prime is 1002144043. The reversal of 1002144032 is 2304412001.

It is a self number, because there is not a number n which added to its sum of digits gives 1002144032.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57569 + ... + 72927.

It is an arithmetic number, because the mean of its divisors is an integer number (82252800).

Almost surely, 2^1002144032 is an apocalyptic number.

It is an amenable number.

1002144032 is a deficient number, since it is larger than the sum of its proper divisors (971923168).

1002144032 is a wasteful number, since it uses less digits than its factorization.

1002144032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17408 (or 17400 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1002144032 is about 31656.6585728816. The cubic root of 1002144032 is about 1000.7141671772.

Adding to 1002144032 its reverse (2304412001), we get a palindrome (3306556033).

The spelling of 1002144032 in words is "one billion, two million, one hundred forty-four thousand, thirty-two".