600420 has 24 divisors (see below), whose sum is σ = 1681344. Its totient is φ = 160096.

The previous prime is 600407. The next prime is 600421. The reversal of 600420 is 24006.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 600396 and 600405.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 600420.

It is not an unprimeable number, because it can be changed into a prime (600421) by changing a digit.

600420 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4944 + ... + 5063.

It is an arithmetic number, because the mean of its divisors is an integer number (70056).

2⁶⁰⁰⁴²⁰ is an apocalyptic number.

600420 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

600420 is an abundant number, since it is smaller than the sum of its proper divisors (1080924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

600420 is a wasteful number, since it uses less digits than its factorization.

600420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10019 (or 10017 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 600420 is about 774.8677306483. The cubic root of 600420 is about 84.3629420355.

Adding to 600420 its reverse (24006), we get a palindrome (624426).

The spelling of 600420 in words is "six hundred thousand, four hundred twenty".