620163 has 16 divisors (see below), whose sum is σ = 931840. Its totient is φ = 407592.

The previous prime is 620161. The next prime is 620171. The reversal of 620163 is 361026.

It is a happy number.

620163 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 620163 - 2¹ = 620161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (620161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2670 + ... + 2892.

It is an arithmetic number, because the mean of its divisors is an integer number (58240).

2⁶²⁰¹⁶³ is an apocalyptic number.

620163 is a deficient number, since it is larger than the sum of its proper divisors (311677).

620163 is a wasteful number, since it uses less digits than its factorization.

620163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335 (or 329 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 620163 is about 787.5042857026. The cubic root of 620163 is about 85.2776617807.

Adding to 620163 its reverse (361026), we get a palindrome (981189).

The spelling of 620163 in words is "six hundred twenty thousand, one hundred sixty-three".