73340165 has 4 divisors (see below), whose sum is σ = 88008204. Its totient is φ = 58672128.

The previous prime is 73340161. The next prime is 73340173. The reversal of 73340165 is 56104337.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 56104337 = 23 ⋅2439319.

It can be written as a sum of positive squares in 2 ways, for example, as 20079361 + 53260804 = 4481^2 + 7298^2 .

It is a cyclic number.

It is not a de Polignac number, because 73340165 - 2² = 73340161 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73340161) 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, 7334012 + ... + 7334021.

It is an arithmetic number, because the mean of its divisors is an integer number (22002051).

Almost surely, 2^73340165 is an apocalyptic number.

It is an amenable number.

73340165 is a deficient number, since it is larger than the sum of its proper divisors (14668039).

73340165 is a wasteful number, since it uses less digits than its factorization.

73340165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14668038.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 73340165 is about 8563.8872598838. The cubic root of 73340165 is about 418.5820759826.

The spelling of 73340165 in words is "seventy-three million, three hundred forty thousand, one hundred sixty-five".