601421 has 4 divisors (see below), whose sum is σ = 606144. Its totient is φ = 596700.

The previous prime is 601411. The next prime is 601423. The reversal of 601421 is 124106.

601421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 124106 = 2 ⋅62053.

It is a cyclic number.

It is not a de Polignac number, because 601421 - 2⁶ = 601357 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 601396 and 601405.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 601421.

It is not an unprimeable number, because it can be changed into a prime (601423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2165 + ... + 2426.

It is an arithmetic number, because the mean of its divisors is an integer number (151536).

2⁶⁰¹⁴²¹ is an apocalyptic number.

It is an amenable number.

601421 is a deficient number, since it is larger than the sum of its proper divisors (4723).

601421 is a wasteful number, since it uses less digits than its factorization.

601421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4722.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 601421 is about 775.5133783501. The cubic root of 601421 is about 84.4097983578.

Adding to 601421 its reverse (124106), we get a palindrome (725527).

The spelling of 601421 in words is "six hundred one thousand, four hundred twenty-one".