73086697 has 4 divisors (see below), whose sum is σ = 73187140. Its totient is φ = 72986256.

The previous prime is 73086691. The next prime is 73086701. The reversal of 73086697 is 79668037.

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 71588521 + 1498176 = 8461^2 + 1224^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73086697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73086691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49122 + ... + 50587.

It is an arithmetic number, because the mean of its divisors is an integer number (18296785).

Almost surely, 2^73086697 is an apocalyptic number.

It is an amenable number.

73086697 is a deficient number, since it is larger than the sum of its proper divisors (100443).

73086697 is an equidigital number, since it uses as much as digits as its factorization.

73086697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100442.

The product of its (nonzero) digits is 381024, while the sum is 46.

The square root of 73086697 is about 8549.0757980030. The cubic root of 73086697 is about 418.0993044895.

The spelling of 73086697 in words is "seventy-three million, eighty-six thousand, six hundred ninety-seven".