4320838 has 4 divisors (see below), whose sum is σ = 6481260. Its totient is φ = 2160418.

The previous prime is 4320829. The next prime is 4320853. The reversal of 4320838 is 8380234.

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, 1080208 + ... + 1080211.

It is an arithmetic number, because the mean of its divisors is an integer number (1620315).

Almost surely, 2^4320838 is an apocalyptic number.

4320838 is a deficient number, since it is larger than the sum of its proper divisors (2160422).

4320838 is a wasteful number, since it uses less digits than its factorization.

4320838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2160421.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 4320838 is about 2078.6625507763. The cubic root of 4320838 is about 162.8755872498.

The spelling of 4320838 in words is "four million, three hundred twenty thousand, eight hundred thirty-eight".