1002040024 has 8 divisors (see below), whose sum is σ = 1878825060. Its totient is φ = 501020008.

The previous prime is 1002040003. The next prime is 1002040037. The reversal of 1002040024 is 4200402001.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 1002039986 and 1002040013.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62627494 + ... + 62627509.

Almost surely, 2^1002040024 is an apocalyptic number.

It is an amenable number.

1002040024 is a deficient number, since it is larger than the sum of its proper divisors (876785036).

1002040024 is a wasteful number, since it uses less digits than its factorization.

1002040024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125255009 (or 125255005 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 1002040024 is about 31655.0157794938. The cubic root of 1002040024 is about 1000.6795461125.

Adding to 1002040024 its reverse (4200402001), we get a palindrome (5202442025).

The spelling of 1002040024 in words is "one billion, two million, forty thousand, twenty-four".