80836097 has 4 divisors (see below), whose sum is σ = 80867796. Its totient is φ = 80804400.

The previous prime is 80836081. The next prime is 80836109. The reversal of 80836097 is 79063808.

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 74926336 + 5909761 = 8656^2 + 2431^2 .

It is a cyclic number.

It is not a de Polignac number, because 80836097 - 2⁴ = 80836081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80836027) 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 in 3 ways as a sum of consecutive naturals, for example, 11654 + ... + 17247.

It is an arithmetic number, because the mean of its divisors is an integer number (20216949).

Almost surely, 2^80836097 is an apocalyptic number.

It is an amenable number.

80836097 is a deficient number, since it is larger than the sum of its proper divisors (31699).

80836097 is a wasteful number, since it uses less digits than its factorization.

80836097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31698.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 80836097 is about 8990.8896667682. The cubic root of 80836097 is about 432.3828357160.

The spelling of 80836097 in words is "eighty million, eight hundred thirty-six thousand, ninety-seven".