201652864 has 64 divisors (see below), whose sum is σ = 465560640. Its totient is φ = 85211136.

The previous prime is 201652859. The next prime is 201652873. The reversal of 201652864 is 468256102.

It is a tau number, because it is divible by the number of its divisors (64).

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, 63867 + ... + 66949.

It is an arithmetic number, because the mean of its divisors is an integer number (7274385).

Almost surely, 2^201652864 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 201652864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (232780320).

201652864 is an abundant number, since it is smaller than the sum of its proper divisors (263907776).

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

201652864 is an equidigital number, since it uses as much as digits as its factorization.

201652864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3177 (or 3165 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 201652864 is about 14200.4529505224. The cubic root of 201652864 is about 586.4101311820.

The spelling of 201652864 in words is "two hundred one million, six hundred fifty-two thousand, eight hundred sixty-four".