8486438 has 4 divisors (see below), whose sum is σ = 12729660. Its totient is φ = 4243218.

The previous prime is 8486419. The next prime is 8486447. The reversal of 8486438 is 8346848.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 8486395 and 8486404.

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, 2121608 + ... + 2121611.

It is an arithmetic number, because the mean of its divisors is an integer number (3182415).

Almost surely, 2^8486438 is an apocalyptic number.

8486438 is a deficient number, since it is larger than the sum of its proper divisors (4243222).

8486438 is a wasteful number, since it uses less digits than its factorization.

8486438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4243221.

The product of its digits is 147456, while the sum is 41.

The square root of 8486438 is about 2913.1491551241. The cubic root of 8486438 is about 203.9741573057.

The spelling of 8486438 in words is "eight million, four hundred eighty-six thousand, four hundred thirty-eight".