8426438 has 8 divisors (see below), whose sum is σ = 12655632. Its totient is φ = 4207896.

The previous prime is 8426419. The next prime is 8426449. The reversal of 8426438 is 8346248.

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

It is a junction number, because it is equal to n+sod(n) for n = 8426398 and 8426407.

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, 245 + ... + 4112.

It is an arithmetic number, because the mean of its divisors is an integer number (1581954).

Almost surely, 2^8426438 is an apocalyptic number.

8426438 is a deficient number, since it is larger than the sum of its proper divisors (4229194).

8426438 is a wasteful number, since it uses less digits than its factorization.

8426438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5326.

The product of its digits is 36864, while the sum is 35.

The square root of 8426438 is about 2902.8327543970. The cubic root of 8426438 is about 203.4923137794.

The spelling of 8426438 in words is "eight million, four hundred twenty-six thousand, four hundred thirty-eight".