659426 has 8 divisors (see below), whose sum is σ = 1007964. Its totient is φ = 323440.

The previous prime is 659423. The next prime is 659437. The reversal of 659426 is 624956.

659426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 638401 + 21025 = 799^2 + 145^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 659392 and 659401.

It is not an unprimeable number, because it can be changed into a prime (659423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3005 + ... + 3216.

2⁶⁵⁹⁴²⁶ is an apocalyptic number.

659426 is a deficient number, since it is larger than the sum of its proper divisors (348538).

659426 is a wasteful number, since it uses less digits than its factorization.

659426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6276.

The product of its digits is 12960, while the sum is 32.

The square root of 659426 is about 812.0504910410. The cubic root of 659426 is about 87.0406292813.

The spelling of 659426 in words is "six hundred fifty-nine thousand, four hundred twenty-six".