202443042 has 16 divisors (see below), whose sum is σ = 411749280. Its totient is φ = 66337152.

The previous prime is 202443041. The next prime is 202443061. The reversal of 202443042 is 240344202.

It is not an unprimeable number, because it can be changed into a prime (202443041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 285583 + ... + 286290.

It is an arithmetic number, because the mean of its divisors is an integer number (25734330).

Almost surely, 2^202443042 is an apocalyptic number.

202443042 is an abundant number, since it is smaller than the sum of its proper divisors (209306238).

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

202443042 is a wasteful number, since it uses less digits than its factorization.

202443042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571937.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 202443042 is about 14228.2480298876. The cubic root of 202443042 is about 587.1750834739.

Adding to 202443042 its reverse (240344202), we get a palindrome (442787244).

The spelling of 202443042 in words is "two hundred two million, four hundred forty-three thousand, forty-two".