8244438 has 8 divisors (see below), whose sum is σ = 16488888. Its totient is φ = 2748144.

The previous prime is 8244409. The next prime is 8244463. The reversal of 8244438 is 8344428.

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

8244438 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 8244399 and 8244408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 687031 + ... + 687042.

It is an arithmetic number, because the mean of its divisors is an integer number (2061111).

Almost surely, 2^8244438 is an apocalyptic number.

8244438 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

8244438 is a wasteful number, since it uses less digits than its factorization.

8244438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1374078.

The product of its digits is 24576, while the sum is 33.

The square root of 8244438 is about 2871.3129401025. The cubic root of 8244438 is about 202.0165819803.

The spelling of 8244438 in words is "eight million, two hundred forty-four thousand, four hundred thirty-eight".