601598 has 4 divisors (see below), whose sum is σ = 902400. Its totient is φ = 300798.

The previous prime is 601591. The next prime is 601607. The reversal of 601598 is 895106.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 601598.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (601591) by changing a digit.

601598 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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, 150398 + ... + 150401.

It is an arithmetic number, because the mean of its divisors is an integer number (225600).

2⁶⁰¹⁵⁹⁸ is an apocalyptic number.

601598 is a deficient number, since it is larger than the sum of its proper divisors (300802).

601598 is a wasteful number, since it uses less digits than its factorization.

601598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300801.

The product of its (nonzero) digits is 2160, while the sum is 29.

The square root of 601598 is about 775.6274879090. The cubic root of 601598 is about 84.4180782310.

The spelling of 601598 in words is "six hundred one thousand, five hundred ninety-eight".