666710034 has 8 divisors (see below), whose sum is σ = 1333420080. Its totient is φ = 222236676.

The previous prime is 666710027. The next prime is 666710059. The reversal of 666710034 is 430017666.

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

666710034 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 666709977 and 666710004.

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, 55559164 + ... + 55559175.

It is an arithmetic number, because the mean of its divisors is an integer number (166677510).

Almost surely, 2^666710034 is an apocalyptic number.

666710034 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

666710034 is a wasteful number, since it uses less digits than its factorization.

666710034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111118344.

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 666710034 is about 25820.7287658579. The cubic root of 666710034 is about 873.5994067532.

The spelling of 666710034 in words is "six hundred sixty-six million, seven hundred ten thousand, thirty-four".