201628533 has 8 divisors (see below), whose sum is σ = 269107488. Its totient is φ = 134284304.

The previous prime is 201628501. The next prime is 201628541. The reversal of 201628533 is 335826102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201628533 - 2⁵ = 201628501 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201628533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201628033) 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 7 ways as a sum of consecutive naturals, for example, 30135 + ... + 36212.

It is an arithmetic number, because the mean of its divisors is an integer number (33638436).

Almost surely, 2^201628533 is an apocalyptic number.

It is an amenable number.

201628533 is a deficient number, since it is larger than the sum of its proper divisors (67478955).

201628533 is a wasteful number, since it uses less digits than its factorization.

201628533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67363.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 201628533 is about 14199.5962266538. The cubic root of 201628533 is about 586.3865452391.

The spelling of 201628533 in words is "two hundred one million, six hundred twenty-eight thousand, five hundred thirty-three".