7316081 has 4 divisors (see below), whose sum is σ = 7494564. Its totient is φ = 7137600.

The previous prime is 7316077. The next prime is 7316107. The reversal of 7316081 is 1806137.

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

It can be written as a sum of positive squares in 2 ways, for example, as 839056 + 6477025 = 916^2 + 2545^2 .

It is a cyclic number.

It is not a de Polignac number, because 7316081 - 2² = 7316077 is a prime.

It is a super-2 number, since 2×7316081² = 107050082397122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7316081.

It is not an unprimeable number, because it can be changed into a prime (7316021) 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 in 3 ways as a sum of consecutive naturals, for example, 89180 + ... + 89261.

It is an arithmetic number, because the mean of its divisors is an integer number (1873641).

Almost surely, 2^7316081 is an apocalyptic number.

It is an amenable number.

7316081 is a deficient number, since it is larger than the sum of its proper divisors (178483).

7316081 is a wasteful number, since it uses less digits than its factorization.

7316081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178482.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 7316081 is about 2704.8255026896. The cubic root of 7316081 is about 194.1300806833.

The spelling of 7316081 in words is "seven million, three hundred sixteen thousand, eighty-one".