7085506 has 4 divisors (see below), whose sum is σ = 10628262. Its totient is φ = 3542752.

The previous prime is 7085501. The next prime is 7085509. The reversal of 7085506 is 6055807.

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., 7049025 + 36481 = 2655^2 + 191^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (7085501) by changing a digit.

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, 1771375 + ... + 1771378.

Almost surely, 2^7085506 is an apocalyptic number.

7085506 is a deficient number, since it is larger than the sum of its proper divisors (3542756).

7085506 is a wasteful number, since it uses less digits than its factorization.

7085506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3542755.

The product of its (nonzero) digits is 8400, while the sum is 31.

The square root of 7085506 is about 2661.8613788099. The cubic root of 7085506 is about 192.0688591266.

The spelling of 7085506 in words is "seven million, eighty-five thousand, five hundred six".