56273568 has 96 divisors (see below), whose sum is σ = 161695296. Its totient is φ = 17031168.

The previous prime is 56273563. The next prime is 56273579. The reversal of 56273568 is 86537265.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (56273561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83280 + ... + 83952.

It is an arithmetic number, because the mean of its divisors is an integer number (1684326).

Almost surely, 2^56273568 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 56273568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80847648).

56273568 is an abundant number, since it is smaller than the sum of its proper divisors (105421728).

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

56273568 is a wasteful number, since it uses less digits than its factorization.

56273568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 766 (or 758 counting only the distinct ones).

The product of its digits is 302400, while the sum is 42.

The square root of 56273568 is about 7501.5710354565. The cubic root of 56273568 is about 383.2082209640.

The spelling of 56273568 in words is "fifty-six million, two hundred seventy-three thousand, five hundred sixty-eight".