52816772 has 12 divisors (see below), whose sum is σ = 95616780. Its totient is φ = 25497696.

The previous prime is 52816747. The next prime is 52816823. The reversal of 52816772 is 27761825.

52816772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 29333056 + 23483716 = 5416^2 + 4846^2 .

It is a super-2 number, since 2×52816772² = 5579222808999968, which contains 22 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 227543 + ... + 227774.

It is an arithmetic number, because the mean of its divisors is an integer number (7968065).

Almost surely, 2^52816772 is an apocalyptic number.

It is an amenable number.

52816772 is a deficient number, since it is larger than the sum of its proper divisors (42800008).

52816772 is a wasteful number, since it uses less digits than its factorization.

52816772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455350 (or 455348 counting only the distinct ones).

The product of its digits is 47040, while the sum is 38.

The square root of 52816772 is about 7267.5148434661. The cubic root of 52816772 is about 375.1952097715.

The spelling of 52816772 in words is "fifty-two million, eight hundred sixteen thousand, seven hundred seventy-two".