128273006 has 16 divisors (see below), whose sum is σ = 197960544. Its totient is φ = 62292384.

The previous prime is 128272997. The next prime is 128273027. The reversal of 128273006 is 600372821.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 128273006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53816 + ... + 56148.

It is an arithmetic number, because the mean of its divisors is an integer number (12372534).

Almost surely, 2^128273006 is an apocalyptic number.

128273006 is a deficient number, since it is larger than the sum of its proper divisors (69687538).

128273006 is a wasteful number, since it uses less digits than its factorization.

128273006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3115.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 128273006 is about 11325.7673470719. The cubic root of 128273006 is about 504.3264634494.

The spelling of 128273006 in words is "one hundred twenty-eight million, two hundred seventy-three thousand, six".