8425838 has 4 divisors (see below), whose sum is σ = 12638760. Its totient is φ = 4212918.

The previous prime is 8425811. The next prime is 8425841. The reversal of 8425838 is 8385248.

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 polite number, since it can be written as a sum of consecutive naturals, namely, 2106458 + ... + 2106461.

It is an arithmetic number, because the mean of its divisors is an integer number (3159690).

Almost surely, 2^8425838 is an apocalyptic number.

8425838 is a deficient number, since it is larger than the sum of its proper divisors (4212922).

8425838 is a wasteful number, since it uses less digits than its factorization.

8425838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4212921.

The product of its digits is 61440, while the sum is 38.

The square root of 8425838 is about 2902.7294052323. The cubic root of 8425838 is about 203.4874838111.

The spelling of 8425838 in words is "eight million, four hundred twenty-five thousand, eight hundred thirty-eight".