4429918 has 4 divisors (see below), whose sum is σ = 6644880. Its totient is φ = 2214958.

The previous prime is 4429883. The next prime is 4429933. The reversal of 4429918 is 8199244.

It is a happy number.

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

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 as a sum of consecutive naturals, namely, 1107478 + ... + 1107481.

It is an arithmetic number, because the mean of its divisors is an integer number (1661220).

Almost surely, 2^4429918 is an apocalyptic number.

4429918 is a deficient number, since it is larger than the sum of its proper divisors (2214962).

4429918 is a wasteful number, since it uses less digits than its factorization.

4429918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2214961.

The product of its digits is 20736, while the sum is 37.

The square root of 4429918 is about 2104.7370382069. The cubic root of 4429918 is about 164.2348163148.

The spelling of 4429918 in words is "four million, four hundred twenty-nine thousand, nine hundred eighteen".