64522206 has 48 divisors (see below), whose sum is σ = 162175104. Its totient is φ = 18157392.

The previous prime is 64522189. The next prime is 64522217. The reversal of 64522206 is 60222546.

64522206 is a `hidden beast` number, since 6 + 452 + 2 + 206 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 64522206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4621 + ... + 12263.

It is an arithmetic number, because the mean of its divisors is an integer number (3378648).

Almost surely, 2^64522206 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 64522206, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81087552).

64522206 is an abundant number, since it is smaller than the sum of its proper divisors (97652898).

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

64522206 is a wasteful number, since it uses less digits than its factorization.

64522206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7725 (or 7722 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 64522206 is about 8032.5715683086. The cubic root of 64522206 is about 401.0849835326.

The spelling of 64522206 in words is "sixty-four million, five hundred twenty-two thousand, two hundred six".