20502202 has 16 divisors (see below), whose sum is σ = 35811072. Its totient is φ = 8620560.

The previous prime is 20502193. The next prime is 20502203. The reversal of 20502202 is 20220502.

It is not an unprimeable number, because it can be changed into a prime (20502203) 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, 13074 + ... + 14557.

It is an arithmetic number, because the mean of its divisors is an integer number (2238192).

Almost surely, 2^20502202 is an apocalyptic number.

20502202 is a deficient number, since it is larger than the sum of its proper divisors (15308870).

20502202 is a wasteful number, since it uses less digits than its factorization.

20502202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27693.

The product of its (nonzero) digits is 80, while the sum is 13.

The square root of 20502202 is about 4527.9357327595. The cubic root of 20502202 is about 273.6949826537.

Adding to 20502202 its reverse (20220502), we get a palindrome (40722704).

The spelling of 20502202 in words is "twenty million, five hundred two thousand, two hundred two".