706055021 has 16 divisors (see below), whose sum is σ = 824208000. Its totient is φ = 592360128.

The previous prime is 706055017. The next prime is 706055041. The reversal of 706055021 is 120550607.

706055021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 706055021 - 2² = 706055017 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (706055041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57755 + ... + 68903.

It is an arithmetic number, because the mean of its divisors is an integer number (51513000).

Almost surely, 2^706055021 is an apocalyptic number.

It is an amenable number.

706055021 is a deficient number, since it is larger than the sum of its proper divisors (118152979).

706055021 is a wasteful number, since it uses less digits than its factorization.

706055021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11348.

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 706055021 is about 26571.6958623269. The cubic root of 706055021 is about 890.4567873571.

The spelling of 706055021 in words is "seven hundred six million, fifty-five thousand, twenty-one".