201947332 has 24 divisors (see below), whose sum is σ = 368926040. Its totient is φ = 96629760.

The previous prime is 201947327. The next prime is 201947351. The reversal of 201947332 is 233749102.

It can be written as a sum of positive squares in 4 ways, for example, as 17422276 + 184525056 = 4174^2 + 13584^2 .

It is a junction number, because it is equal to n+sod(n) for n = 201947294 and 201947303.

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 7 ways as a sum of consecutive naturals, for example, 2157 + ... + 20212.

Almost surely, 2^201947332 is an apocalyptic number.

It is an amenable number.

201947332 is a deficient number, since it is larger than the sum of its proper divisors (166978708).

201947332 is a wasteful number, since it uses less digits than its factorization.

201947332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22471 (or 22469 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 201947332 is about 14210.8174289870. The cubic root of 201947332 is about 586.6954317565.

The spelling of 201947332 in words is "two hundred one million, nine hundred forty-seven thousand, three hundred thirty-two".