706620 has 24 divisors (see below), whose sum is σ = 1978704. Its totient is φ = 188416.

The previous prime is 706613. The next prime is 706621. The reversal of 706620 is 26607.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 706620.

It is not an unprimeable number, because it can be changed into a prime (706621) by changing a digit.

706620 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5829 + ... + 5948.

It is an arithmetic number, because the mean of its divisors is an integer number (82446).

2⁷⁰⁶⁶²⁰ is an apocalyptic number.

It is an amenable number.

706620 is an abundant number, since it is smaller than the sum of its proper divisors (1272084).

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

706620 is a wasteful number, since it uses less digits than its factorization.

706620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11789 (or 11787 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 706620 is about 840.6069235975. The cubic root of 706620 is about 89.0694235923.

It can be divided in two parts, 706 and 620, that added together give a triangular number (1326 = T₅₁).

The spelling of 706620 in words is "seven hundred six thousand, six hundred twenty".