706526 has 4 divisors (see below), whose sum is σ = 1059792. Its totient is φ = 353262.

The previous prime is 706523. The next prime is 706547. The reversal of 706526 is 625607.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 625607 = 43 ⋅14549.

It is a junction number, because it is equal to n+sod(n) for n = 706495 and 706504.

It is a congruent 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 as a sum of consecutive naturals, namely, 176630 + ... + 176633.

It is an arithmetic number, because the mean of its divisors is an integer number (264948).

2⁷⁰⁶⁵²⁶ is an apocalyptic number.

706526 is a deficient number, since it is larger than the sum of its proper divisors (353266).

706526 is a wasteful number, since it uses less digits than its factorization.

706526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353265.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 706526 is about 840.5510097549. The cubic root of 706526 is about 89.0654738517.

The spelling of 706526 in words is "seven hundred six thousand, five hundred twenty-six".