4219925 has 24 divisors (see below), whose sum is σ = 5624640. Its totient is φ = 3132800.

The previous prime is 4219909. The next prime is 4219933. The reversal of 4219925 is 5299124.

It is not a de Polignac number, because 4219925 - 2⁴ = 4219909 is a prime.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 4219891 and 4219900.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23486 + ... + 23664.

It is an arithmetic number, because the mean of its divisors is an integer number (234360).

Almost surely, 2^4219925 is an apocalyptic number.

It is an amenable number.

4219925 is a deficient number, since it is larger than the sum of its proper divisors (1404715).

4219925 is a wasteful number, since it uses less digits than its factorization.

4219925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253 (or 248 counting only the distinct ones).

The product of its digits is 6480, while the sum is 32.

The square root of 4219925 is about 2054.2456036219. The cubic root of 4219925 is about 161.5976016089.

It can be divided in two parts, 42199 and 25, that added together give a palindrome (42224).

The spelling of 4219925 in words is "four million, two hundred nineteen thousand, nine hundred twenty-five".