4429404 has 126 divisors (see below), whose sum is σ = 13955424. Its totient is φ = 1224720.

The previous prime is 4429391. The next prime is 4429417. The reversal of 4429404 is 4049244.

It is an interprime number because it is at equal distance from previous prime (4429391) and next prime (4429417).

It is a tau number, because it is divible by the number of its divisors (126).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 41 ways as a sum of consecutive naturals, for example, 142869 + ... + 142899.

Almost surely, 2^4429404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4429404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6977712).

4429404 is an abundant number, since it is smaller than the sum of its proper divisors (9526020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4429404 is a wasteful number, since it uses less digits than its factorization.

4429404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67 (or 43 counting only the distinct ones).

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

The square root of 4429404 is about 2104.6149291497. The cubic root of 4429404 is about 164.2284640557.

The spelling of 4429404 in words is "four million, four hundred twenty-nine thousand, four hundred four".