4408129 has 4 divisors (see below), whose sum is σ = 4808880. Its totient is φ = 4007380.

The previous prime is 4408123. The next prime is 4408139. The reversal of 4408129 is 9218044.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4408129 - 2⁵ = 4408097 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4408097 and 4408106.

It is not an unprimeable number, because it can be changed into a prime (4408123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200359 + ... + 200380.

It is an arithmetic number, because the mean of its divisors is an integer number (1202220).

Almost surely, 2^4408129 is an apocalyptic number.

It is an amenable number.

4408129 is a deficient number, since it is larger than the sum of its proper divisors (400751).

4408129 is a wasteful number, since it uses less digits than its factorization.

4408129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400750.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 4408129 is about 2099.5544765497. The cubic root of 4408129 is about 163.9651051080.

The spelling of 4408129 in words is "four million, four hundred eight thousand, one hundred twenty-nine".