4044429 has 6 divisors (see below), whose sum is σ = 5841966. Its totient is φ = 2696280.

The previous prime is 4044421. The next prime is 4044431. The reversal of 4044429 is 9244404.

It can be written as a sum of positive squares in only one way, i.e., 2812329 + 1232100 = 1677^2 + 1110^2 .

It is not a de Polignac number, because 4044429 - 2³ = 4044421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4044421) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 224682 + ... + 224699.

It is an arithmetic number, because the mean of its divisors is an integer number (973661).

Almost surely, 2^4044429 is an apocalyptic number.

It is an amenable number.

4044429 is a deficient number, since it is larger than the sum of its proper divisors (1797537).

4044429 is a wasteful number, since it uses less digits than its factorization.

4044429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449387 (or 449384 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 4044429 is about 2011.0765773585. The cubic root of 4044429 is about 159.3256645450.

The spelling of 4044429 in words is "four million, forty-four thousand, four hundred twenty-nine".