667478602 has 8 divisors (see below), whose sum is σ = 1144249056. Its totient is φ = 286062252.

The previous prime is 667478573. The next prime is 667478611. The reversal of 667478602 is 206874766.

667478602 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 23838508 + ... + 23838535.

It is an arithmetic number, because the mean of its divisors is an integer number (143031132).

Almost surely, 2^667478602 is an apocalyptic number.

667478602 is a deficient number, since it is larger than the sum of its proper divisors (476770454).

667478602 is a wasteful number, since it uses less digits than its factorization.

667478602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47677052.

The product of its (nonzero) digits is 677376, while the sum is 46.

The square root of 667478602 is about 25835.6072504596. The cubic root of 667478602 is about 873.9349662820.

The spelling of 667478602 in words is "six hundred sixty-seven million, four hundred seventy-eight thousand, six hundred two".