20003342 has 8 divisors (see below), whose sum is σ = 30702936. Its totient is φ = 9769032.

The previous prime is 20003317. The next prime is 20003369. The reversal of 20003342 is 24330002.

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

It is a congruent number.

It is an unprimeable number.

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, 116213 + ... + 116384.

It is an arithmetic number, because the mean of its divisors is an integer number (3837867).

Almost surely, 2^20003342 is an apocalyptic number.

20003342 is a deficient number, since it is larger than the sum of its proper divisors (10699594).

20003342 is a wasteful number, since it uses less digits than its factorization.

20003342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232642.

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 20003342 is about 4472.5095863508. The cubic root of 20003342 is about 271.4568801235.

Adding to 20003342 its reverse (24330002), we get a palindrome (44333344).

The spelling of 20003342 in words is "twenty million, three thousand, three hundred forty-two".