641596 has 12 divisors (see below), whose sum is σ = 1161720. Its totient is φ = 309680.

The previous prime is 641581. The next prime is 641623. The reversal of 641596 is 695146.

641596 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2650 + ... + 2881.

It is an arithmetic number, because the mean of its divisors is an integer number (96810).

2⁶⁴¹⁵⁹⁶ is an apocalyptic number.

It is an amenable number.

641596 is a deficient number, since it is larger than the sum of its proper divisors (520124).

641596 is a wasteful number, since it uses less digits than its factorization.

641596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5564 (or 5562 counting only the distinct ones).

The product of its digits is 6480, while the sum is 31.

The square root of 641596 is about 800.9968788953. The cubic root of 641596 is about 86.2489630905.

The spelling of 641596 in words is "six hundred forty-one thousand, five hundred ninety-six".