706553 has 8 divisors (see below), whose sum is σ = 762720. Its totient is φ = 652320.

The previous prime is 706547. The next prime is 706561. The reversal of 706553 is 355607.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 706553 - 2⁸ = 706297 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (706523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 326 + ... + 1232.

It is an arithmetic number, because the mean of its divisors is an integer number (95340).

2⁷⁰⁶⁵⁵³ is an apocalyptic number.

It is an amenable number.

706553 is a deficient number, since it is larger than the sum of its proper divisors (56167).

706553 is a wasteful number, since it uses less digits than its factorization.

706553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 967.

The product of its (nonzero) digits is 3150, while the sum is 26.

The square root of 706553 is about 840.5670704947. The cubic root of 706553 is about 89.0666083875.

The spelling of 706553 in words is "seven hundred six thousand, five hundred fifty-three".