667473422 has 32 divisors (see below), whose sum is σ = 1250346240. Its totient is φ = 259620480.

The previous prime is 667473337. The next prime is 667473463. The reversal of 667473422 is 224374766.

It is a happy number.

667473422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 667473422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98198 + ... + 104774.

It is an arithmetic number, because the mean of its divisors is an integer number (39073320).

Almost surely, 2^667473422 is an apocalyptic number.

667473422 is a deficient number, since it is larger than the sum of its proper divisors (582872818).

667473422 is a wasteful number, since it uses less digits than its factorization.

667473422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7256.

The product of its digits is 338688, while the sum is 41.

The square root of 667473422 is about 25835.5070010248. The cubic root of 667473422 is about 873.9327055379.

The spelling of 667473422 in words is "six hundred sixty-seven million, four hundred seventy-three thousand, four hundred twenty-two".