201418732 has 12 divisors (see below), whose sum is σ = 361080216. Its totient is φ = 98252960.

The previous prime is 201418699. The next prime is 201418733. The reversal of 201418732 is 237814102.

It is a self number, because there is not a number n which added to its sum of digits gives 201418732.

It is not an unprimeable number, because it can be changed into a prime (201418733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 613918 + ... + 614245.

It is an arithmetic number, because the mean of its divisors is an integer number (30090018).

Almost surely, 2^201418732 is an apocalyptic number.

It is an amenable number.

201418732 is a deficient number, since it is larger than the sum of its proper divisors (159661484).

201418732 is a wasteful number, since it uses less digits than its factorization.

201418732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1228208 (or 1228206 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 201418732 is about 14192.2067346837. The cubic root of 201418732 is about 586.1830899431.

The spelling of 201418732 in words is "two hundred one million, four hundred eighteen thousand, seven hundred thirty-two".