4428434 has 8 divisors (see below), whose sum is σ = 6784128. Its totient is φ = 2167060.

The previous prime is 4428433. The next prime is 4428439. The reversal of 4428434 is 4348244.

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

It is a super-2 number, since 2×4428434² = 39222055384712, which contains 22 as substring.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 4428397 and 4428406.

It is not an unprimeable number, because it can be changed into a prime (4428433) 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, 23462 + ... + 23649.

It is an arithmetic number, because the mean of its divisors is an integer number (848016).

Almost surely, 2^4428434 is an apocalyptic number.

4428434 is a deficient number, since it is larger than the sum of its proper divisors (2355694).

4428434 is a wasteful number, since it uses less digits than its factorization.

4428434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47160.

The product of its digits is 12288, while the sum is 29.

The square root of 4428434 is about 2104.3844705757. The cubic root of 4428434 is about 164.2164749905.

The spelling of 4428434 in words is "four million, four hundred twenty-eight thousand, four hundred thirty-four".