20433202 has 4 divisors (see below), whose sum is σ = 30649806. Its totient is φ = 10216600.

The previous prime is 20433181. The next prime is 20433229. The reversal of 20433202 is 20233402.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 18156121 + 2277081 = 4261^2 + 1509^2 .

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 as a sum of consecutive naturals, namely, 5108299 + ... + 5108302.

Almost surely, 2^20433202 is an apocalyptic number.

20433202 is a deficient number, since it is larger than the sum of its proper divisors (10216604).

20433202 is a wasteful number, since it uses less digits than its factorization.

20433202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10216603.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 20433202 is about 4520.3099451254. The cubic root of 20433202 is about 273.3875981229.

Adding to 20433202 its reverse (20233402), we get a palindrome (40666604).

The spelling of 20433202 in words is "twenty million, four hundred thirty-three thousand, two hundred two".