66626006 has 32 divisors (see below), whose sum is σ = 107424768. Its totient is φ = 30935520.

The previous prime is 66625987. The next prime is 66626017. The reversal of 66626006 is 60062666.

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, 178436 + ... + 178808.

It is an arithmetic number, because the mean of its divisors is an integer number (3357024).

Almost surely, 2^66626006 is an apocalyptic number.

66626006 is a deficient number, since it is larger than the sum of its proper divisors (40798762).

66626006 is a wasteful number, since it uses less digits than its factorization.

66626006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516.

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 66626006 is about 8162.4754823522. The cubic root of 66626006 is about 405.3976808105.

The spelling of 66626006 in words is "sixty-six million, six hundred twenty-six thousand, six".