1002442241 has 4 divisors (see below), whose sum is σ = 1006636800. Its totient is φ = 998247684.

The previous prime is 1002442237. The next prime is 1002442267. The reversal of 1002442241 is 1422442001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1002442241 - 2² = 1002442237 is a prime.

It is a super-2 number, since 2×1002442241² = 2009780893082204162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1002442201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2096921 + ... + 2097398.

It is an arithmetic number, because the mean of its divisors is an integer number (251659200).

Almost surely, 2^1002442241 is an apocalyptic number.

It is an amenable number.

1002442241 is a deficient number, since it is larger than the sum of its proper divisors (4194559).

1002442241 is an equidigital number, since it uses as much as digits as its factorization.

1002442241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4194558.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 1002442241 is about 31661.3682742866. The cubic root of 1002442241 is about 1000.8134185043.

Adding to 1002442241 its reverse (1422442001), we get a palindrome (2424884242).

The spelling of 1002442241 in words is "one billion, two million, four hundred forty-two thousand, two hundred forty-one".