201864472 has 16 divisors (see below), whose sum is σ = 379105200. Its totient is φ = 100769760.

The previous prime is 201864451. The next prime is 201864497. The reversal of 201864472 is 274468102.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14947 + ... + 25042.

It is an arithmetic number, because the mean of its divisors is an integer number (23694075).

Almost surely, 2^201864472 is an apocalyptic number.

It is an amenable number.

201864472 is a deficient number, since it is larger than the sum of its proper divisors (177240728).

201864472 is a wasteful number, since it uses less digits than its factorization.

201864472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40626 (or 40622 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 201864472 is about 14207.9017451558. The cubic root of 201864472 is about 586.6151794232.

The spelling of 201864472 in words is "two hundred one million, eight hundred sixty-four thousand, four hundred seventy-two".