660596 has 12 divisors (see below), whose sum is σ = 1162560. Its totient is φ = 328440.

The previous prime is 660593. The next prime is 660599. The reversal of 660596 is 695066.

It is an interprime number because it is at equal distance from previous prime (660593) and next prime (660599).

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (660593) 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, 611 + ... + 1301.

It is an arithmetic number, because the mean of its divisors is an integer number (96880).

2⁶⁶⁰⁵⁹⁶ is an apocalyptic number.

It is an amenable number.

660596 is a deficient number, since it is larger than the sum of its proper divisors (501964).

660596 is a wasteful number, since it uses less digits than its factorization.

660596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934 (or 932 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 660596 is about 812.7705703334. The cubic root of 660596 is about 87.0920767353.

The spelling of 660596 in words is "six hundred sixty thousand, five hundred ninety-six".