2002343405 has 8 divisors (see below), whose sum is σ = 2529276000. Its totient is φ = 1517565456.

The previous prime is 2002343359. The next prime is 2002343417. The reversal of 2002343405 is 5043432002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2002343405 - 2¹⁴ = 2002327021 is a prime.

It is a super-2 number, since 2×2002343405² = 8018758223093988050, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

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, 10538555 + ... + 10538744.

It is an arithmetic number, because the mean of its divisors is an integer number (316159500).

Almost surely, 2^2002343405 is an apocalyptic number.

It is an amenable number.

2002343405 is a deficient number, since it is larger than the sum of its proper divisors (526932595).

2002343405 is a wasteful number, since it uses less digits than its factorization.

2002343405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21077323.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 2002343405 is about 44747.5519442125. The cubic root of 2002343405 is about 1260.4129420424.

Adding to 2002343405 its reverse (5043432002), we get a palindrome (7045775407).

The spelling of 2002343405 in words is "two billion, two million, three hundred forty-three thousand, four hundred five".