601604 has 6 divisors (see below), whose sum is σ = 1052814. Its totient is φ = 300800.

The previous prime is 601591. The next prime is 601607. The reversal of 601604 is 406106.

It can be written as a sum of positive squares in only one way, i.e., 565504 + 36100 = 752^2 + 190^2 .

It is not an unprimeable number, because it can be changed into a prime (601607) 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 as a sum of consecutive naturals, namely, 75197 + ... + 75204.

It is an arithmetic number, because the mean of its divisors is an integer number (175469).

2⁶⁰¹⁶⁰⁴ is an apocalyptic number.

It is an amenable number.

601604 is a deficient number, since it is larger than the sum of its proper divisors (451210).

601604 is a wasteful number, since it uses less digits than its factorization.

601604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150405 (or 150403 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 601604 is about 775.6313557354. The cubic root of 601604 is about 84.4183588762.

The spelling of 601604 in words is "six hundred one thousand, six hundred four".