601955 has 4 divisors (see below), whose sum is σ = 722352. Its totient is φ = 481560.

The previous prime is 601949. The next prime is 601961. The reversal of 601955 is 559106.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 559106 = 2 ⋅279553.

It is an interprime number because it is at equal distance from previous prime (601949) and next prime (601961).

It is not a de Polignac number, because 601955 - 2¹⁰ = 600931 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60191 + ... + 60200.

It is an arithmetic number, because the mean of its divisors is an integer number (180588).

2⁶⁰¹⁹⁵⁵ is an apocalyptic number.

601955 is a deficient number, since it is larger than the sum of its proper divisors (120397).

601955 is a wasteful number, since it uses less digits than its factorization.

601955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120396.

The product of its (nonzero) digits is 1350, while the sum is 26.

The square root of 601955 is about 775.8575900254. The cubic root of 601955 is about 84.4347733743.

Subtracting from 601955 its reverse (559106), we obtain a square (42849 = 207²).

The spelling of 601955 in words is "six hundred one thousand, nine hundred fifty-five".