201947834 has 16 divisors (see below), whose sum is σ = 330683040. Its totient is φ = 91732560.

The previous prime is 201947833. The next prime is 201947839. The reversal of 201947834 is 438749102.

201947834 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (201947831) 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, 52232 + ... + 55964.

It is an arithmetic number, because the mean of its divisors is an integer number (20667690).

Almost surely, 2^201947834 is an apocalyptic number.

201947834 is a deficient number, since it is larger than the sum of its proper divisors (128735206).

201947834 is a wasteful number, since it uses less digits than its factorization.

201947834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6205.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 201947834 is about 14210.8350915771. The cubic root of 201947834 is about 586.6959178913.

The spelling of 201947834 in words is "two hundred one million, nine hundred forty-seven thousand, eight hundred thirty-four".