202343994 has 20 divisors (see below), whose sum is σ = 453400794. Its totient is φ = 67447944.

The previous prime is 202343987. The next prime is 202344017. The reversal of 202343994 is 499343202.

It can be written as a sum of positive squares in only one way, i.e., 157628025 + 44715969 = 12555^2 + 6687^2 .

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 in 9 ways as a sum of consecutive naturals, for example, 624357 + ... + 624680.

Almost surely, 2^202343994 is an apocalyptic number.

202343994 is an abundant number, since it is smaller than the sum of its proper divisors (251056800).

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

202343994 is a wasteful number, since it uses less digits than its factorization.

202343994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1249051 (or 1249042 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 202343994 is about 14224.7669225193. The cubic root of 202343994 is about 587.0793067316.

The spelling of 202343994 in words is "two hundred two million, three hundred forty-three thousand, nine hundred ninety-four".