706516 has 6 divisors (see below), whose sum is σ = 1236410. Its totient is φ = 353256.

The previous prime is 706507. The next prime is 706523. The reversal of 706516 is 615607.

It can be written as a sum of positive squares in only one way, i.e., 633616 + 72900 = 796^2 + 270^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 88311 + ... + 88318.

2⁷⁰⁶⁵¹⁶ is an apocalyptic number.

It is an amenable number.

706516 is a deficient number, since it is larger than the sum of its proper divisors (529894).

706516 is a wasteful number, since it uses less digits than its factorization.

706516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176633 (or 176631 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 706516 is about 840.5450612549. The cubic root of 706516 is about 89.0650536459.

Subtracting from 706516 its reverse (615607), we obtain a palindrome (90909).

The spelling of 706516 in words is "seven hundred six thousand, five hundred sixteen".