4425129 has 12 divisors (see below), whose sum is σ = 6513156. Its totient is φ = 2894112.

The previous prime is 4425107. The next prime is 4425133. The reversal of 4425129 is 9215244.

It can be written as a sum of positive squares in 2 ways, for example, as 3415104 + 1010025 = 1848^2 + 1005^2 .

It is not a de Polignac number, because 4425129 - 2⁸ = 4424873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4425229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4162 + ... + 5115.

It is an arithmetic number, because the mean of its divisors is an integer number (542763).

Almost surely, 2^4425129 is an apocalyptic number.

It is an amenable number.

4425129 is a deficient number, since it is larger than the sum of its proper divisors (2088027).

4425129 is a wasteful number, since it uses less digits than its factorization.

4425129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9336 (or 9333 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 4425129 is about 2103.5990587562. The cubic root of 4425129 is about 164.1756125003.

It can be divided in two parts, 4425 and 129, that added together give a palindrome (4554).

The spelling of 4425129 in words is "four million, four hundred twenty-five thousand, one hundred twenty-nine".