4219999125 has 64 divisors (see below), whose sum is σ = 7221726720. Its totient is φ = 2187494400.

The previous prime is 4219999117. The next prime is 4219999127. The reversal of 4219999125 is 5219999124.

4219999125 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4219999125 - 2³ = 4219999117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4219999127) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2244936 + ... + 2246814.

It is an arithmetic number, because the mean of its divisors is an integer number (112839480).

Almost surely, 2^4219999125 is an apocalyptic number.

It is an amenable number.

4219999125 is a deficient number, since it is larger than the sum of its proper divisors (3001727595).

4219999125 is a wasteful number, since it uses less digits than its factorization.

4219999125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2063 (or 2053 counting only the distinct ones).

The product of its digits is 524880, while the sum is 51.

The square root of 4219999125 is about 64961.5203408910. The cubic root of 4219999125 is about 1615.9854778302.

Subtracting 4219999125 from its reverse (5219999124), we obtain a palindrome (999999999).

The spelling of 4219999125 in words is "four billion, two hundred nineteen million, nine hundred ninety-nine thousand, one hundred twenty-five".