706040001 has 6 divisors (see below), whose sum is σ = 1019835570. Its totient is φ = 470693328.

The previous prime is 706039963. The next prime is 706040017. The reversal of 706040001 is 100040607.

It can be written as a sum of positive squares in only one way, i.e., 591656976 + 114383025 = 24324^2 + 10695^2 .

It is not a de Polignac number, because 706040001 - 2²¹ = 703942849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (706040051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 39224436 + ... + 39224453.

It is an arithmetic number, because the mean of its divisors is an integer number (169972595).

Almost surely, 2^706040001 is an apocalyptic number.

It is an amenable number.

706040001 is a deficient number, since it is larger than the sum of its proper divisors (313795569).

706040001 is a wasteful number, since it uses less digits than its factorization.

706040001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78448895 (or 78448892 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 706040001 is about 26571.4132292582. The cubic root of 706040001 is about 890.4504730448.

Adding to 706040001 its reverse (100040607), we get a palindrome (806080608).

The spelling of 706040001 in words is "seven hundred six million, forty thousand, one".