201433042 has 8 divisors (see below), whose sum is σ = 302230656. Its totient is φ = 100689492.

The previous prime is 201433039. The next prime is 201433073. The reversal of 201433042 is 240334102.

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, 2358 + ... + 20209.

It is an arithmetic number, because the mean of its divisors is an integer number (37778832).

Almost surely, 2^201433042 is an apocalyptic number.

201433042 is a deficient number, since it is larger than the sum of its proper divisors (100797614).

201433042 is a wasteful number, since it uses less digits than its factorization.

201433042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27032.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 201433042 is about 14192.7108756573. The cubic root of 201433042 is about 586.1969716069.

Adding to 201433042 its reverse (240334102), we get a palindrome (441767144).

The spelling of 201433042 in words is "two hundred one million, four hundred thirty-three thousand, forty-two".