8044129 has 4 divisors (see below), whose sum is σ = 8059540. Its totient is φ = 8028720.

The previous prime is 8044123. The next prime is 8044171. The reversal of 8044129 is 9214408.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2512225 + 5531904 = 1585^2 + 2352^2 .

It is a cyclic number.

It is not a de Polignac number, because 8044129 - 2¹¹ = 8042081 is a prime.

It is a super-2 number, since 2×8044129² = 129416022737282, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8044097 and 8044106.

It is not an unprimeable number, because it can be changed into a prime (8044123) 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, 6894 + ... + 7975.

It is an arithmetic number, because the mean of its divisors is an integer number (2014885).

Almost surely, 2^8044129 is an apocalyptic number.

It is an amenable number.

8044129 is a deficient number, since it is larger than the sum of its proper divisors (15411).

8044129 is a wasteful number, since it uses less digits than its factorization.

8044129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15410.

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

The square root of 8044129 is about 2836.2173753082. The cubic root of 8044129 is about 200.3670675615.

The spelling of 8044129 in words is "eight million, forty-four thousand, one hundred twenty-nine".