8473539146 has 4 divisors (see below), whose sum is σ = 12710308722. Its totient is φ = 4236769572.

The previous prime is 8473539071. The next prime is 8473539161. The reversal of 8473539146 is 6419353748.

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., 8367675625 + 105863521 = 91475^2 + 10289^2 .

It is a junction number, because it is equal to n+sod(n) for n = 8473539094 and 8473539103.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2118384785 + ... + 2118384788.

Almost surely, 2^8473539146 is an apocalyptic number.

8473539146 is a deficient number, since it is larger than the sum of its proper divisors (4236769576).

8473539146 is a wasteful number, since it uses less digits than its factorization.

8473539146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4236769575.

The product of its digits is 2177280, while the sum is 50.

The square root of 8473539146 is about 92051.8285858570. The cubic root of 8473539146 is about 2038.7076225725.

The spelling of 8473539146 in words is "eight billion, four hundred seventy-three million, five hundred thirty-nine thousand, one hundred forty-six".