706676737 has 4 divisors (see below), whose sum is σ = 761036500. Its totient is φ = 652316976.

The previous prime is 706676647. The next prime is 706676741. The reversal of 706676737 is 737676607.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 470716416 + 235960321 = 21696^2 + 15361^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-706676737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (706676777) 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, 27179862 + ... + 27179887.

It is an arithmetic number, because the mean of its divisors is an integer number (190259125).

Almost surely, 2^706676737 is an apocalyptic number.

It is an amenable number.

706676737 is a deficient number, since it is larger than the sum of its proper divisors (54359763).

706676737 is a wasteful number, since it uses less digits than its factorization.

706676737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54359762.

The product of its (nonzero) digits is 1555848, while the sum is 49.

The square root of 706676737 is about 26583.3921274167. The cubic root of 706676737 is about 890.7180742734.

The spelling of 706676737 in words is "seven hundred six million, six hundred seventy-six thousand, seven hundred thirty-seven".