1002433040 has 40 divisors (see below), whose sum is σ = 2663609280. Its totient is φ = 343691136.

The previous prime is 1002433039. The next prime is 1002433079. The reversal of 1002433040 is 403342001.

It is a tau number, because it is divible by the number of its divisors (40).

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, 894470 + ... + 895589.

It is an arithmetic number, because the mean of its divisors is an integer number (66590232).

Almost surely, 2^1002433040 is an apocalyptic number.

1002433040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1002433040 is an abundant number, since it is smaller than the sum of its proper divisors (1661176240).

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

1002433040 is a wasteful number, since it uses less digits than its factorization.

1002433040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1790079 (or 1790073 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 1002433040 is about 31661.2229706940. Note that the first 3 decimals coincide. The cubic root of 1002433040 is about 1000.8103564783.

Adding to 1002433040 its reverse (403342001), we get a palindrome (1405775041).

The spelling of 1002433040 in words is "one billion, two million, four hundred thirty-three thousand, forty".