201932728 has 8 divisors (see below), whose sum is σ = 378623880. Its totient is φ = 100966360.

The previous prime is 201932719. The next prime is 201932737. The reversal of 201932728 is 827239102.

201932728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (201932719) and next prime (201932737).

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 201932693 and 201932702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12620788 + ... + 12620803.

It is an arithmetic number, because the mean of its divisors is an integer number (47327985).

Almost surely, 2^201932728 is an apocalyptic number.

It is an amenable number.

201932728 is a deficient number, since it is larger than the sum of its proper divisors (176691152).

201932728 is a wasteful number, since it uses less digits than its factorization.

201932728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25241597 (or 25241593 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 201932728 is about 14210.3035857789. The cubic root of 201932728 is about 586.6812889491.

The spelling of 201932728 in words is "two hundred one million, nine hundred thirty-two thousand, seven hundred twenty-eight".