1002334421 has 32 divisors (see below), whose sum is σ = 1151539200. Its totient is φ = 864432000.

The previous prime is 1002334409. The next prime is 1002334427. The reversal of 1002334421 is 1244332001.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1002334421 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1002334393 and 1002334402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002334427) by changing a digit.

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 in 31 ways as a sum of consecutive naturals, for example, 3698516 + ... + 3698786.

It is an arithmetic number, because the mean of its divisors is an integer number (35985600).

Almost surely, 2^1002334421 is an apocalyptic number.

1002334421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1002334421 is a deficient number, since it is larger than the sum of its proper divisors (149204779).

1002334421 is a wasteful number, since it uses less digits than its factorization.

1002334421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1002334421 is about 31659.6655225541. The cubic root of 1002334421 is about 1000.7775356150. Note that the first 3 decimals are identical.

Adding to 1002334421 its reverse (1244332001), we get a palindrome (2246666422).

It can be divided in two parts, 10023 and 34421, that added together give a palindrome (44444).

The spelling of 1002334421 in words is "one billion, two million, three hundred thirty-four thousand, four hundred twenty-one".