20004194 has 16 divisors (see below), whose sum is σ = 34477056. Its totient is φ = 8527200.

The previous prime is 20004191. The next prime is 20004199. The reversal of 20004194 is 49140002.

It is not an unprimeable number, because it can be changed into a prime (20004191) 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, 1067 + ... + 6414.

It is an arithmetic number, because the mean of its divisors is an integer number (2154816).

Almost surely, 2^20004194 is an apocalyptic number.

20004194 is a deficient number, since it is larger than the sum of its proper divisors (14472862).

20004194 is a wasteful number, since it uses less digits than its factorization.

20004194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7681.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 20004194 is about 4472.6048338748. The cubic root of 20004194 is about 271.4607341125.

Adding to 20004194 its reverse (49140002), we get a palindrome (69144196).

The spelling of 20004194 in words is "twenty million, four thousand, one hundred ninety-four".