664226006 has 8 divisors (see below), whose sum is σ = 1054947240. Its totient is φ = 312576928.

The previous prime is 664225999. The next prime is 664226021. The reversal of 664226006 is 600622466.

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

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, 9767996 + ... + 9768063.

It is an arithmetic number, because the mean of its divisors is an integer number (131868405).

Almost surely, 2^664226006 is an apocalyptic number.

664226006 is a deficient number, since it is larger than the sum of its proper divisors (390721234).

664226006 is a wasteful number, since it uses less digits than its factorization.

664226006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19536078.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 664226006 is about 25772.5824472442. The cubic root of 664226006 is about 872.5131044028.

The spelling of 664226006 in words is "six hundred sixty-four million, two hundred twenty-six thousand, six".