4429778 has 8 divisors (see below), whose sum is σ = 6663168. Its totient is φ = 2208724.

The previous prime is 4429771. The next prime is 4429783. The reversal of 4429778 is 8779244.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (4429771) 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, 2126 + ... + 3657.

It is an arithmetic number, because the mean of its divisors is an integer number (832896).

Almost surely, 2^4429778 is an apocalyptic number.

4429778 is a deficient number, since it is larger than the sum of its proper divisors (2233390).

4429778 is a wasteful number, since it uses less digits than its factorization.

4429778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6168.

The product of its digits is 112896, while the sum is 41.

The square root of 4429778 is about 2104.7037796327. The cubic root of 4429778 is about 164.2330861762.

The spelling of 4429778 in words is "four million, four hundred twenty-nine thousand, seven hundred seventy-eight".