2002420342 has 32 divisors (see below), whose sum is σ = 3405302208. Its totient is φ = 876158976.

The previous prime is 2002420297. The next prime is 2002420351. The reversal of 2002420342 is 2430242002.

It is a congruent number.

It is an unprimeable number.

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, 52758 + ... + 82390.

It is an arithmetic number, because the mean of its divisors is an integer number (106415694).

Almost surely, 2^2002420342 is an apocalyptic number.

2002420342 is a deficient number, since it is larger than the sum of its proper divisors (1402881866).

2002420342 is a wasteful number, since it uses less digits than its factorization.

2002420342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29784.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 2002420342 is about 44748.4116142685. The cubic root of 2002420342 is about 1260.4290849858.

Adding to 2002420342 its reverse (2430242002), we get a palindrome (4432662344).

The spelling of 2002420342 in words is "two billion, two million, four hundred twenty thousand, three hundred forty-two".