7285136 has 10 divisors (see below), whose sum is σ = 14114982. Its totient is φ = 3642560.

The previous prime is 7285133. The next prime is 7285139. The reversal of 7285136 is 6315827.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (7285133) and next prime (7285139).

It can be written as a sum of positive squares in only one way, i.e., 4243600 + 3041536 = 2060^2 + 1744^2 .

It is not an unprimeable number, because it can be changed into a prime (7285133) 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, 227645 + ... + 227676.

Almost surely, 2^7285136 is an apocalyptic number.

It is an amenable number.

7285136 is a deficient number, since it is larger than the sum of its proper divisors (6829846).

7285136 is a wasteful number, since it uses less digits than its factorization.

7285136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455329 (or 455323 counting only the distinct ones).

The product of its digits is 10080, while the sum is 32.

The square root of 7285136 is about 2699.0991089621. The cubic root of 7285136 is about 193.8559883505.

The spelling of 7285136 in words is "seven million, two hundred eighty-five thousand, one hundred thirty-six".