64852272 has 160 divisors (see below), whose sum is σ = 199272960. Its totient is φ = 20148480.

The previous prime is 64852261. The next prime is 64852303. The reversal of 64852272 is 27225846.

64852272 is a `hidden beast` number, since 64 + 8 + 522 + 72 = 666.

64852272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 606043 + ... + 606149.

It is an arithmetic number, because the mean of its divisors is an integer number (1245456).

Almost surely, 2^64852272 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 64852272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99636480).

64852272 is an abundant number, since it is smaller than the sum of its proper divisors (134420688).

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

64852272 is a wasteful number, since it uses less digits than its factorization.

64852272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208 (or 196 counting only the distinct ones).

The product of its digits is 53760, while the sum is 36.

The square root of 64852272 is about 8053.0908352011. The cubic root of 64852272 is about 401.7677428711.

The spelling of 64852272 in words is "sixty-four million, eight hundred fifty-two thousand, two hundred seventy-two".