66467336 has 64 divisors (see below), whose sum is σ = 139708800. Its totient is φ = 29449728.

The previous prime is 66467329. The next prime is 66467341. The reversal of 66467336 is 63376466.

66467336 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 66467293 and 66467302.

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 15 ways as a sum of consecutive naturals, for example, 397925 + ... + 398091.

It is an arithmetic number, because the mean of its divisors is an integer number (2182950).

Almost surely, 2^66467336 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 66467336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69854400).

66467336 is an abundant number, since it is smaller than the sum of its proper divisors (73241464).

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

66467336 is a wasteful number, since it uses less digits than its factorization.

66467336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318 (or 314 counting only the distinct ones).

The product of its digits is 326592, while the sum is 41.

The square root of 66467336 is about 8152.7502108184. The cubic root of 66467336 is about 405.0756064710.

The spelling of 66467336 in words is "sixty-six million, four hundred sixty-seven thousand, three hundred thirty-six".