8194426 has 4 divisors (see below), whose sum is σ = 12291642. Its totient is φ = 4097212.

The previous prime is 8194411. The next prime is 8194429. The reversal of 8194426 is 6244918.

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

It can be written as a sum of positive squares in only one way, i.e., 7017201 + 1177225 = 2649^2 + 1085^2 .

It is a junction number, because it is equal to n+sod(n) for n = 8194391 and 8194400.

It is not an unprimeable number, because it can be changed into a prime (8194429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2048605 + ... + 2048608.

Almost surely, 2^8194426 is an apocalyptic number.

8194426 is a deficient number, since it is larger than the sum of its proper divisors (4097216).

8194426 is a wasteful number, since it uses less digits than its factorization.

8194426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4097215.

The product of its digits is 13824, while the sum is 34.

The square root of 8194426 is about 2862.5907845866. The cubic root of 8194426 is about 201.6072655534.

The spelling of 8194426 in words is "eight million, one hundred ninety-four thousand, four hundred twenty-six".