20416202 has 8 divisors (see below), whose sum is σ = 31044036. Its totient is φ = 10068192.

The previous prime is 20416199. The next prime is 20416211. The reversal of 20416202 is 20261402.

It can be written as a sum of positive squares in 2 ways, for example, as 20349121 + 67081 = 4511^2 + 259^2 .

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

It is an unprimeable number.

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, 69773 + ... + 70064.

Almost surely, 2^20416202 is an apocalyptic number.

20416202 is a deficient number, since it is larger than the sum of its proper divisors (10627834).

20416202 is a wasteful number, since it uses less digits than its factorization.

20416202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139912.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 20416202 is about 4518.4291518181. The cubic root of 20416202 is about 273.3117594844.

Adding to 20416202 its reverse (20261402), we get a palindrome (40677604).

The spelling of 20416202 in words is "twenty million, four hundred sixteen thousand, two hundred two".