659672 has 16 divisors (see below), whose sum is σ = 1332240. Its totient is φ = 304416.

The previous prime is 659671. The next prime is 659689. The reversal of 659672 is 276956.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (659671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3068 + ... + 3275.

It is an arithmetic number, because the mean of its divisors is an integer number (83265).

2⁶⁵⁹⁶⁷² is an apocalyptic number.

It is an amenable number.

659672 is an abundant number, since it is smaller than the sum of its proper divisors (672568).

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

659672 is a wasteful number, since it uses less digits than its factorization.

659672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6362 (or 6358 counting only the distinct ones).

The product of its digits is 22680, while the sum is 35.

The square root of 659672 is about 812.2019453313. The cubic root of 659672 is about 87.0514514877.

It can be divided in two parts, 659 and 672, that added together give a palindrome (1331).

The spelling of 659672 in words is "six hundred fifty-nine thousand, six hundred seventy-two".