202023196 has 6 divisors (see below), whose sum is σ = 353540600. Its totient is φ = 101011596.

The previous prime is 202023179. The next prime is 202023197. The reversal of 202023196 is 691320202.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 202023196.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202023197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25252896 + ... + 25252903.

Almost surely, 2^202023196 is an apocalyptic number.

It is an amenable number.

202023196 is a deficient number, since it is larger than the sum of its proper divisors (151517404).

202023196 is a wasteful number, since it uses less digits than its factorization.

202023196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50505803 (or 50505801 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 202023196 is about 14213.4864125590. The cubic root of 202023196 is about 586.7688890114.

Adding to 202023196 its reverse (691320202), we get a palindrome (893343398).

The spelling of 202023196 in words is "two hundred two million, twenty-three thousand, one hundred ninety-six".