601405 has 8 divisors (see below), whose sum is σ = 824832. Its totient is φ = 412368.

The previous prime is 601397. The next prime is 601411. The reversal of 601405 is 504106.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 601405 - 2³ = 601397 is a prime.

It is a Duffinian number.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 8557 + ... + 8626.

It is an arithmetic number, because the mean of its divisors is an integer number (103104).

2⁶⁰¹⁴⁰⁵ is an apocalyptic number.

It is an amenable number.

601405 is a deficient number, since it is larger than the sum of its proper divisors (223427).

601405 is a wasteful number, since it uses less digits than its factorization.

601405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17195.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 601405 is about 775.5030625342. The cubic root of 601405 is about 84.4090498146.

It can be divided in two parts, 60140 and 5, that multiplied together give a triangular number (300700 = T₇₇₅).

The spelling of 601405 in words is "six hundred one thousand, four hundred five".