201570652 has 12 divisors (see below), whose sum is σ = 353293416. Its totient is φ = 100629680.

The previous prime is 201570641. The next prime is 201570659. The reversal of 201570652 is 256075102.

It is a self number, because there is not a number n which added to its sum of digits gives 201570652.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201570659) 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, 35974 + ... + 41197.

It is an arithmetic number, because the mean of its divisors is an integer number (29441118).

Almost surely, 2^201570652 is an apocalyptic number.

It is an amenable number.

201570652 is a deficient number, since it is larger than the sum of its proper divisors (151722764).

201570652 is a wasteful number, since it uses less digits than its factorization.

201570652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77828 (or 77826 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 201570652 is about 14197.5579590294. The cubic root of 201570652 is about 586.3304290281.

The spelling of 201570652 in words is "two hundred one million, five hundred seventy thousand, six hundred fifty-two".