52620656 has 40 divisors (see below), whose sum is σ = 112814208. Its totient is φ = 23576000.

The previous prime is 52620653. The next prime is 52620677. The reversal of 52620656 is 65602625.

52620656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52620653) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 10391 + ... + 14601.

Almost surely, 2^52620656 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 52620656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56407104).

52620656 is an abundant number, since it is smaller than the sum of its proper divisors (60193552).

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

52620656 is a wasteful number, since it uses less digits than its factorization.

52620656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4301 (or 4295 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 52620656 is about 7254.0096498419. The cubic root of 52620656 is about 374.7302498580.

The spelling of 52620656 in words is "fifty-two million, six hundred twenty thousand, six hundred fifty-six".