706623673 has 4 divisors (see below), whose sum is σ = 807569920. Its totient is φ = 605677428.

The previous prime is 706623629. The next prime is 706623679. The reversal of 706623673 is 376326607.

706623673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 376326607 = 73 ⋅5155159.

It is a cyclic number.

It is not a de Polignac number, because 706623673 - 2⁹ = 706623161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (706623679) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50473113 + ... + 50473126.

It is an arithmetic number, because the mean of its divisors is an integer number (201892480).

Almost surely, 2^706623673 is an apocalyptic number.

It is an amenable number.

706623673 is a deficient number, since it is larger than the sum of its proper divisors (100946247).

706623673 is a wasteful number, since it uses less digits than its factorization.

706623673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100946246.

The product of its (nonzero) digits is 190512, while the sum is 40.

The square root of 706623673 is about 26582.3940419218. The cubic root of 706623673 is about 890.6957791916.

The spelling of 706623673 in words is "seven hundred six million, six hundred twenty-three thousand, six hundred seventy-three".