202543868 has 24 divisors (see below), whose sum is σ = 363327552. Its totient is φ = 98752064.

The previous prime is 202543853. The next prime is 202543877. The reversal of 202543868 is 868345202.

202543868 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

202543868 is strictly pandigital in base 9.

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 53246 + ... + 56922.

It is an arithmetic number, because the mean of its divisors is an integer number (15138648).

Almost surely, 2^202543868 is an apocalyptic number.

It is an amenable number.

202543868 is a deficient number, since it is larger than the sum of its proper divisors (160783684).

202543868 is a wasteful number, since it uses less digits than its factorization.

202543868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4021 (or 4019 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 38.

The square root of 202543868 is about 14231.7907516939. The cubic root of 202543868 is about 587.2725474133.

The spelling of 202543868 in words is "two hundred two million, five hundred forty-three thousand, eight hundred sixty-eight".