20202206 has 8 divisors (see below), whose sum is σ = 31898280. Its totient is φ = 9569448.

The previous prime is 20202197. The next prime is 20202223. The reversal of 20202206 is 60220202.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 265781 + ... + 265856.

It is an arithmetic number, because the mean of its divisors is an integer number (3987285).

Almost surely, 2^20202206 is an apocalyptic number.

20202206 is a deficient number, since it is larger than the sum of its proper divisors (11696074).

20202206 is a wasteful number, since it uses less digits than its factorization.

20202206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531658.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 20202206 is about 4494.6864184279. The cubic root of 20202206 is about 272.3534818210.

Adding to 20202206 its reverse (60220202), we get a palindrome (80422408).

The spelling of 20202206 in words is "twenty million, two hundred two thousand, two hundred six".