64950522 has 64 divisors (see below), whose sum is σ = 163344384. Its totient is φ = 16758720.

The previous prime is 64950497. The next prime is 64950539. The reversal of 64950522 is 22505946.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24397 + ... + 26927.

It is an arithmetic number, because the mean of its divisors is an integer number (2552256).

Almost surely, 2^64950522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 64950522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81672192).

64950522 is an abundant number, since it is smaller than the sum of its proper divisors (98393862).

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

64950522 is a wasteful number, since it uses less digits than its factorization.

64950522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2603.

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 64950522 is about 8059.1886688425. The cubic root of 64950522 is about 401.9705307474.

The spelling of 64950522 in words is "sixty-four million, nine hundred fifty thousand, five hundred twenty-two".