4210425 has 18 divisors (see below), whose sum is σ = 7541742. Its totient is φ = 2245440.

The previous prime is 4210411. The next prime is 4210429. The reversal of 4210425 is 5240124.

It can be written as a sum of positive squares in 3 ways, for example, as 660969 + 3549456 = 813^2 + 1884^2 .

It is not a de Polignac number, because 4210425 - 2⁶ = 4210361 is a prime.

4210425 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 4210398 and 4210407.

It is not an unprimeable number, because it can be changed into a prime (4210429) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 9132 + ... + 9581.

Almost surely, 2^4210425 is an apocalyptic number.

4210425 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4210425 is a deficient number, since it is larger than the sum of its proper divisors (3331317).

4210425 is a wasteful number, since it uses less digits than its factorization.

4210425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18729 (or 18721 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 4210425 is about 2051.9320164177. The cubic root of 4210425 is about 161.4762463187.

Adding to 4210425 its reverse (5240124), we get a palindrome (9450549).

The spelling of 4210425 in words is "four million, two hundred ten thousand, four hundred twenty-five".