667113072 has 20 divisors (see below), whose sum is σ = 1723375560. Its totient is φ = 222371008.

The previous prime is 667113061. The next prime is 667113103. The reversal of 667113072 is 270311766.

667113072 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6949047 + ... + 6949142.

It is an arithmetic number, because the mean of its divisors is an integer number (86168778).

Almost surely, 2^667113072 is an apocalyptic number.

It is an amenable number.

667113072 is an abundant number, since it is smaller than the sum of its proper divisors (1056262488).

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

667113072 is a wasteful number, since it uses less digits than its factorization.

667113072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13898200 (or 13898194 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 667113072 is about 25828.5321301850. The cubic root of 667113072 is about 873.7754067205.

The spelling of 667113072 in words is "six hundred sixty-seven million, one hundred thirteen thousand, seventy-two".