20042341 has 8 divisors (see below), whose sum is σ = 21897504. Its totient is φ = 18192720.

The previous prime is 20042327. The next prime is 20042353. The reversal of 20042341 is 14324002.

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 20042341 - 2¹³ = 20034149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20042041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11190 + ... + 12856.

It is an arithmetic number, because the mean of its divisors is an integer number (2737188).

Almost surely, 2^20042341 is an apocalyptic number.

It is an amenable number.

20042341 is a deficient number, since it is larger than the sum of its proper divisors (1855163).

20042341 is a wasteful number, since it uses less digits than its factorization.

20042341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2771.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 20042341 is about 4476.8673199013. The cubic root of 20042341 is about 271.6331785704.

Adding to 20042341 its reverse (14324002), we get a palindrome (34366343).

The spelling of 20042341 in words is "twenty million, forty-two thousand, three hundred forty-one".