201713652 has 240 divisors, whose sum is σ = 659169280. Its totient is φ = 52488000.

The previous prime is 201713639. The next prime is 201713689. The reversal of 201713652 is 256317102.

It is a happy number.

201713652 is a `hidden beast` number, since 2 + 0 + 1 + 7 + 1 + 3 + 652 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1335777 + ... + 1335927.

Almost surely, 2^201713652 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201713652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (329584640).

201713652 is an abundant number, since it is smaller than the sum of its proper divisors (457455628).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201713652 is a wasteful number, since it uses less digits than its factorization.

201713652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224 (or 213 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 201713652 is about 14202.5931435073. The cubic root of 201713652 is about 586.4690494587.

The spelling of 201713652 in words is "two hundred one million, seven hundred thirteen thousand, six hundred fifty-two".