201693284 has 24 divisors (see below), whose sum is σ = 400122240. Its totient is φ = 88189344.

The previous prime is 201693277. The next prime is 201693293. The reversal of 201693284 is 482396102.

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, 101084 + ... + 103059.

It is an arithmetic number, because the mean of its divisors is an integer number (16671760).

Almost surely, 2^201693284 is an apocalyptic number.

It is an amenable number.

201693284 is a deficient number, since it is larger than the sum of its proper divisors (198428956).

201693284 is a wasteful number, since it uses less digits than its factorization.

201693284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204179 (or 204177 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 201693284 is about 14201.8760732517. The cubic root of 201693284 is about 586.4493092585.

The spelling of 201693284 in words is "two hundred one million, six hundred ninety-three thousand, two hundred eighty-four".