20204202 has 8 divisors (see below), whose sum is σ = 40408416. Its totient is φ = 6734732.

The previous prime is 20204179. The next prime is 20204203. The reversal of 20204202 is 20240202.

It is a happy number.

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

20204202 is an admirable number.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (20204203) by changing a digit.

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, 1683678 + ... + 1683689.

It is an arithmetic number, because the mean of its divisors is an integer number (5051052).

Almost surely, 2^20204202 is an apocalyptic number.

20204202 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20204202 is a wasteful number, since it uses less digits than its factorization.

20204202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3367372.

The product of its (nonzero) digits is 64, while the sum is 12.

The square root of 20204202 is about 4494.9084529054. The cubic root of 20204202 is about 272.3624511326.

Adding to 20204202 its reverse (20240202), we get a palindrome (40444404).

The spelling of 20204202 in words is "twenty million, two hundred four thousand, two hundred two".