202643052 has 48 divisors (see below), whose sum is σ = 483665280. Its totient is φ = 66014208.

The previous prime is 202643029. The next prime is 202643053. The reversal of 202643052 is 250346202.

It is not an unprimeable number, because it can be changed into a prime (202643053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135903 + ... + 137385.

It is an arithmetic number, because the mean of its divisors is an integer number (10076360).

Almost surely, 2^202643052 is an apocalyptic number.

It is an amenable number.

202643052 is an abundant number, since it is smaller than the sum of its proper divisors (281022228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202643052 is a wasteful number, since it uses less digits than its factorization.

202643052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1742 (or 1740 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 202643052 is about 14235.2749183147. The cubic root of 202643052 is about 587.3683925515.

Adding to 202643052 its reverse (250346202), we get a palindrome (452989254).

The spelling of 202643052 in words is "two hundred two million, six hundred forty-three thousand, fifty-two".