202132442 has 8 divisors (see below), whose sum is σ = 303340800. Its totient is φ = 101018844.

The previous prime is 202132433. The next prime is 202132457. The reversal of 202132442 is 244231202.

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

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 3 ways as a sum of consecutive naturals, for example, 18092 + ... + 27047.

It is an arithmetic number, because the mean of its divisors is an integer number (37917600).

Almost surely, 2^202132442 is an apocalyptic number.

202132442 is a deficient number, since it is larger than the sum of its proper divisors (101208358).

202132442 is a wasteful number, since it uses less digits than its factorization.

202132442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47380.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 202132442 is about 14217.3289333827. The cubic root of 202132442 is about 586.8746369390.

Adding to 202132442 its reverse (244231202), we get a palindrome (446363644).

The spelling of 202132442 in words is "two hundred two million, one hundred thirty-two thousand, four hundred forty-two".