8475394 has 4 divisors (see below), whose sum is σ = 12713094. Its totient is φ = 4237696.

The previous prime is 8475391. The next prime is 8475413. The reversal of 8475394 is 4935748.

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., 8334769 + 140625 = 2887^2 + 375^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8475391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2118847 + ... + 2118850.

Almost surely, 2^8475394 is an apocalyptic number.

8475394 is a deficient number, since it is larger than the sum of its proper divisors (4237700).

8475394 is a wasteful number, since it uses less digits than its factorization.

8475394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4237699.

The product of its digits is 120960, while the sum is 40.

The square root of 8475394 is about 2911.2529948460. The cubic root of 8475394 is about 203.8856369121.

It can be divided in two parts, 847 and 5394, that added together give a square (6241 = 79²).

The spelling of 8475394 in words is "eight million, four hundred seventy-five thousand, three hundred ninety-four".