20200342 has 8 divisors (see below), whose sum is σ = 30331296. Its totient is φ = 10089912.

The previous prime is 20200337. The next prime is 20200343. The reversal of 20200342 is 24300202.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20200343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2373 + ... + 6784.

It is an arithmetic number, because the mean of its divisors is an integer number (3791412).

Almost surely, 2^20200342 is an apocalyptic number.

20200342 is a deficient number, since it is larger than the sum of its proper divisors (10130954).

20200342 is a wasteful number, since it uses less digits than its factorization.

20200342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10262.

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 20200342 is about 4494.4790576884. The cubic root of 20200342 is about 272.3451051367.

Adding to 20200342 its reverse (24300202), we get a palindrome (44500544).

The spelling of 20200342 in words is "twenty million, two hundred thousand, three hundred forty-two".