65228112 has 40 divisors (see below), whose sum is σ = 187230080. Its totient is φ = 21742560.

The previous prime is 65228101. The next prime is 65228143. The reversal of 65228112 is 21182256.

It is a happy number.

65228112 is a `hidden beast` number, since 652 + 2 + 8 + 1 + 1 + 2 = 666.

65228112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 75064 + ... + 75927.

It is an arithmetic number, because the mean of its divisors is an integer number (4680752).

Almost surely, 2^65228112 is an apocalyptic number.

It is an amenable number.

65228112 is an abundant number, since it is smaller than the sum of its proper divisors (122001968).

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

65228112 is a wasteful number, since it uses less digits than its factorization.

65228112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151008 (or 150996 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

The square root of 65228112 is about 8076.3922638762. The cubic root of 65228112 is about 402.5423732765.

The spelling of 65228112 in words is "sixty-five million, two hundred twenty-eight thousand, one hundred twelve".