706445316 has 18 divisors (see below), whose sum is σ = 1785736862. Its totient is φ = 235481760.

The previous prime is 706445303. The next prime is 706445317. The reversal of 706445316 is 613544607.

It is a happy number.

706445316 is a `hidden beast` number, since 7 + 0 + 644 + 5 + 3 + 1 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 435974400 + 270470916 = 20880^2 + 16446^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 19623481 = 706445316 / (7 + 0 + 6 + 4 + 4 + 5 + 3 + 1 + 6).

It is not an unprimeable number, because it can be changed into a prime (706445317) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9811705 + ... + 9811776.

Almost surely, 2^706445316 is an apocalyptic number.

It is an amenable number.

706445316 is an abundant number, since it is smaller than the sum of its proper divisors (1079291546).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

706445316 is a wasteful number, since it uses less digits than its factorization.

706445316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19623491 (or 19623486 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 706445316 is about 26579.0390345475. The cubic root of 706445316 is about 890.6208335022.

The spelling of 706445316 in words is "seven hundred six million, four hundred forty-five thousand, three hundred sixteen".