53027766 has 72 divisors (see below), whose sum is σ = 128098152. Its totient is φ = 15840000.

The previous prime is 53027761. The next prime is 53027783. The reversal of 53027766 is 66772035.

It is a happy number.

53027766 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×53027766³ (a number of 24 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 53027766.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53027761) 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 35 ways as a sum of consecutive naturals, for example, 211141 + ... + 211391.

It is an arithmetic number, because the mean of its divisors is an integer number (1779141).

Almost surely, 2^53027766 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53027766, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64049076).

53027766 is an abundant number, since it is smaller than the sum of its proper divisors (75070386).

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

53027766 is a wasteful number, since it uses less digits than its factorization.

53027766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378 (or 364 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 36.

The square root of 53027766 is about 7282.0166162952. The cubic root of 53027766 is about 375.6941595871.

The spelling of 53027766 in words is "fifty-three million, twenty-seven thousand, seven hundred sixty-six".