667275336 has 144 divisors (see below), whose sum is σ = 2264125500. Its totient is φ = 175972608.

The previous prime is 667275331. The next prime is 667275337. The reversal of 667275336 is 633572766.

It can be written as a sum of positive squares in 2 ways, for example, as 667188900 + 86436 = 25830^2 + 294^2 .

It is a junction number, because it is equal to n+sod(n) for n = 667275291 and 667275300.

It is not an unprimeable number, because it can be changed into a prime (667275331) 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, 38590 + ... + 53138.

Almost surely, 2^667275336 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 667275336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1132062750).

667275336 is an abundant number, since it is smaller than the sum of its proper divisors (1596850164).

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

667275336 is a wasteful number, since it uses less digits than its factorization.

667275336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14588 (or 14574 counting only the distinct ones).

The product of its digits is 952560, while the sum is 45.

The square root of 667275336 is about 25831.6731165443. The cubic root of 667275336 is about 873.8462446862.

The spelling of 667275336 in words is "six hundred sixty-seven million, two hundred seventy-five thousand, three hundred thirty-six".