601641 has 8 divisors (see below), whose sum is σ = 891360. Its totient is φ = 401076.

The previous prime is 601631. The next prime is 601651. The reversal of 601641 is 146106.

601641 is a `hidden beast` number, since 601 + 64 + 1 = 666.

601641 is nontrivially palindromic in base 16.

It is an interprime number because it is at equal distance from previous prime (601631) and next prime (601651).

It is not a de Polignac number, because 601641 - 2¹³ = 593449 is a prime.

It is a super-3 number, since 3×601641³ = 653331394814453163, which contains 333 as substring.

It is a Curzon number.

601641 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (601631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11115 + ... + 11168.

It is an arithmetic number, because the mean of its divisors is an integer number (111420).

2⁶⁰¹⁶⁴¹ is an apocalyptic number.

It is an amenable number.

601641 is a deficient number, since it is larger than the sum of its proper divisors (289719).

601641 is a wasteful number, since it uses less digits than its factorization.

601641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22292 (or 22286 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 601641 is about 775.6552069057. The cubic root of 601641 is about 84.4200894804.

Adding to 601641 its reverse (146106), we get a palindrome (747747).

Subtracting from 601641 its reverse (146106), we obtain a triangular number (455535 = T₉₅₄).

The spelling of 601641 in words is "six hundred one thousand, six hundred forty-one".