201433442 has 16 divisors (see below), whose sum is σ = 365627520. Its totient is φ = 81250368.

The previous prime is 201433403. The next prime is 201433483. The reversal of 201433442 is 244334102.

201433442 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 422942 + ... + 423417.

It is an arithmetic number, because the mean of its divisors is an integer number (22851720).

Almost surely, 2^201433442 is an apocalyptic number.

201433442 is a deficient number, since it is larger than the sum of its proper divisors (164194078).

201433442 is a wasteful number, since it uses less digits than its factorization.

201433442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846385.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 201433442 is about 14192.7249673909. The cubic root of 201433442 is about 586.1973596244.

Adding to 201433442 its reverse (244334102), we get a palindrome (445767544).

The spelling of 201433442 in words is "two hundred one million, four hundred thirty-three thousand, four hundred forty-two".