202142432 has 24 divisors (see below), whose sum is σ = 401014152. Its totient is φ = 100297600.

The previous prime is 202142419. The next prime is 202142443. The reversal of 202142432 is 234241202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19919 + ... + 28302.

It is an arithmetic number, because the mean of its divisors is an integer number (16708923).

Almost surely, 2^202142432 is an apocalyptic number.

It is an amenable number.

202142432 is a deficient number, since it is larger than the sum of its proper divisors (198871720).

202142432 is a wasteful number, since it uses less digits than its factorization.

202142432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48362 (or 48354 counting only the distinct ones).

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

The square root of 202142432 is about 14217.6802608583. The cubic root of 202142432 is about 586.8843051561.

Adding to 202142432 its reverse (234241202), we get a palindrome (436383634).

The spelling of 202142432 in words is "two hundred two million, one hundred forty-two thousand, four hundred thirty-two".