2001004242 has 32 divisors (see below), whose sum is σ = 4029087744. Its totient is φ = 662499600.

The previous prime is 2001004237. The next prime is 2001004249. The reversal of 2001004242 is 2424001002.

It is not an unprimeable number, because it can be changed into a prime (2001004249) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1359567 + ... + 1361037.

It is an arithmetic number, because the mean of its divisors is an integer number (125908992).

Almost surely, 2^2001004242 is an apocalyptic number.

2001004242 is an abundant number, since it is smaller than the sum of its proper divisors (2028083502).

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

2001004242 is a wasteful number, since it uses less digits than its factorization.

2001004242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2854.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 2001004242 is about 44732.5859078145. The cubic root of 2001004242 is about 1260.1318922152.

Adding to 2001004242 its reverse (2424001002), we get a palindrome (4425005244).

The spelling of 2001004242 in words is "two billion, one million, four thousand, two hundred forty-two".