20024342 has 8 divisors (see below), whose sum is σ = 32347056. Its totient is φ = 9241992.

The previous prime is 20024339. The next prime is 20024483. The reversal of 20024342 is 24342002.

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

It is a self number, because there is not a number n which added to its sum of digits gives 20024342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 385058 + ... + 385109.

It is an arithmetic number, because the mean of its divisors is an integer number (4043382).

Almost surely, 2^20024342 is an apocalyptic number.

20024342 is a deficient number, since it is larger than the sum of its proper divisors (12322714).

20024342 is a wasteful number, since it uses less digits than its factorization.

20024342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770182.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 20024342 is about 4474.8566457486. The cubic root of 20024342 is about 271.5518409351.

Adding to 20024342 its reverse (24342002), we get a palindrome (44366344).

It can be divided in two parts, 200 and 24342, that added together give a palindrome (24542).

The spelling of 20024342 in words is "twenty million, twenty-four thousand, three hundred forty-two".