4219625 has 8 divisors (see below), whose sum is σ = 5266248. Its totient is φ = 3375600.

The previous prime is 4219609. The next prime is 4219651. The reversal of 4219625 is 5269124.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 90601 + 4129024 = 301^2 + 2032^2 .

It is not a de Polignac number, because 4219625 - 2⁴ = 4219609 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16754 + ... + 17003.

It is an arithmetic number, because the mean of its divisors is an integer number (658281).

Almost surely, 2^4219625 is an apocalyptic number.

It is an amenable number.

4219625 is a deficient number, since it is larger than the sum of its proper divisors (1046623).

4219625 is an equidigital number, since it uses as much as digits as its factorization.

4219625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33772 (or 33762 counting only the distinct ones).

The product of its digits is 4320, while the sum is 29.

The square root of 4219625 is about 2054.1725828177. The cubic root of 4219625 is about 161.5937721230.

The spelling of 4219625 in words is "four million, two hundred nineteen thousand, six hundred twenty-five".