706555 has 4 divisors (see below), whose sum is σ = 847872. Its totient is φ = 565240.

The previous prime is 706547. The next prime is 706561. The reversal of 706555 is 555607.

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

It is not a de Polignac number, because 706555 - 2³ = 706547 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70651 + ... + 70660.

It is an arithmetic number, because the mean of its divisors is an integer number (211968).

2⁷⁰⁶⁵⁵⁵ is an apocalyptic number.

706555 is a deficient number, since it is larger than the sum of its proper divisors (141317).

706555 is a wasteful number, since it uses less digits than its factorization.

706555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141316.

The product of its (nonzero) digits is 5250, while the sum is 28.

The square root of 706555 is about 840.5682601669. The cubic root of 706555 is about 89.0666924260.

The spelling of 706555 in words is "seven hundred six thousand, five hundred fifty-five".