65528256 has 28 divisors (see below), whose sum is σ = 173377352. Its totient is φ = 21842688.

The previous prime is 65528249. The next prime is 65528257. The reversal of 65528256 is 65282556.

It is a happy number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65528257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170455 + ... + 170838.

Almost surely, 2^65528256 is an apocalyptic number.

It is an amenable number.

65528256 is an abundant number, since it is smaller than the sum of its proper divisors (107849096).

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

65528256 is a wasteful number, since it uses less digits than its factorization.

65528256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341308 (or 341298 counting only the distinct ones).

The product of its digits is 144000, while the sum is 39.

The square root of 65528256 is about 8094.9525014048. The cubic root of 65528256 is about 403.1588550859.

The spelling of 65528256 in words is "sixty-five million, five hundred twenty-eight thousand, two hundred fifty-six".