202543342 has 8 divisors (see below), whose sum is σ = 308964600. Its totient is φ = 99555144.

The previous prime is 202543339. The next prime is 202543349. The reversal of 202543342 is 243345202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202543349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 858117 + ... + 858352.

It is an arithmetic number, because the mean of its divisors is an integer number (38620575).

Almost surely, 2^202543342 is an apocalyptic number.

202543342 is a deficient number, since it is larger than the sum of its proper divisors (106421258).

202543342 is a wasteful number, since it uses less digits than its factorization.

202543342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1716530.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 202543342 is about 14231.7722719273. The cubic root of 202543342 is about 587.2720390368.

Adding to 202543342 its reverse (243345202), we get a palindrome (445888544).

The spelling of 202543342 in words is "two hundred two million, five hundred forty-three thousand, three hundred forty-two".