201651652 has 24 divisors (see below), whose sum is σ = 364960512. Its totient is φ = 97389600.

The previous prime is 201651647. The next prime is 201651679. The reversal of 201651652 is 256156102.

201651652 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 201651652.

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, 83502 + ... + 85882.

It is an arithmetic number, because the mean of its divisors is an integer number (15206688).

Almost surely, 2^201651652 is an apocalyptic number.

It is an amenable number.

201651652 is a deficient number, since it is larger than the sum of its proper divisors (163308860).

201651652 is a wasteful number, since it uses less digits than its factorization.

201651652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3099 (or 3097 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 201651652 is about 14200.4102757632. The cubic root of 201651652 is about 586.4089563404.

The spelling of 201651652 in words is "two hundred one million, six hundred fifty-one thousand, six hundred fifty-two".