667063244 has 12 divisors (see below), whose sum is σ = 1170708000. Its totient is φ = 332575248.

The previous prime is 667063223. The next prime is 667063253. The reversal of 667063244 is 442360766.

667063244 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 = 667063198 and 667063207.

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, 237524 + ... + 240315.

It is an arithmetic number, because the mean of its divisors is an integer number (97559000).

Almost surely, 2^667063244 is an apocalyptic number.

It is an amenable number.

667063244 is a deficient number, since it is larger than the sum of its proper divisors (503644756).

667063244 is a wasteful number, since it uses less digits than its factorization.

667063244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478192 (or 478190 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 38.

The square root of 667063244 is about 25827.5675199969. The cubic root of 667063244 is about 873.7536515054.

The spelling of 667063244 in words is "six hundred sixty-seven million, sixty-three thousand, two hundred forty-four".