73608165 has 24 divisors (see below), whose sum is σ = 133136640. Its totient is φ = 37550304.

The previous prime is 73608137. The next prime is 73608169. The reversal of 73608165 is 56180637.

It is not a de Polignac number, because 73608165 - 2¹⁷ = 73477093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73608169) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34525 + ... + 36594.

It is an arithmetic number, because the mean of its divisors is an integer number (5547360).

Almost surely, 2^73608165 is an apocalyptic number.

It is an amenable number.

73608165 is a deficient number, since it is larger than the sum of its proper divisors (59528475).

73608165 is a wasteful number, since it uses less digits than its factorization.

73608165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71153 (or 71150 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 73608165 is about 8579.5200914736. The cubic root of 73608165 is about 419.0913177703.

The spelling of 73608165 in words is "seventy-three million, six hundred eight thousand, one hundred sixty-five".