706506618 has 16 divisors (see below), whose sum is σ = 1413827136. Its totient is φ = 235366560.

The previous prime is 706506611. The next prime is 706506643. The reversal of 706506618 is 816605607.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (706506611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22323 + ... + 43718.

It is an arithmetic number, because the mean of its divisors is an integer number (88364196).

Almost surely, 2^706506618 is an apocalyptic number.

706506618 is an abundant number, since it is smaller than the sum of its proper divisors (707320518).

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

706506618 is a wasteful number, since it uses less digits than its factorization.

706506618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67829.

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 706506618 is about 26580.1922114946. The cubic root of 706506618 is about 890.6465940520.

The spelling of 706506618 in words is "seven hundred six million, five hundred six thousand, six hundred eighteen".