5210420 has 48 divisors (see below), whose sum is σ = 11708928. Its totient is φ = 1943040.

The previous prime is 5210411. The next prime is 5210423. The reversal of 5210420 is 240125.

It is a junction number, because it is equal to n+sod(n) for n = 5210395 and 5210404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5210423) 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, 21500 + ... + 21740.

It is an arithmetic number, because the mean of its divisors is an integer number (243936).

Almost surely, 2^5210420 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5210420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5854464).

5210420 is an abundant number, since it is smaller than the sum of its proper divisors (6498508).

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

5210420 is a wasteful number, since it uses less digits than its factorization.

5210420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320 (or 318 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 5210420 is about 2282.6344429190. The cubic root of 5210420 is about 173.3634645186.

Adding to 5210420 its reverse (240125), we get a palindrome (5450545).

The spelling of 5210420 in words is "five million, two hundred ten thousand, four hundred twenty".