73540165 has 8 divisors (see below), whose sum is σ = 92892960. Its totient is φ = 55735632.

The previous prime is 73540139. The next prime is 73540169. The reversal of 73540165 is 56104537.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 73540165 - 2⁵ = 73540133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73540169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 386959 + ... + 387148.

It is an arithmetic number, because the mean of its divisors is an integer number (11611620).

Almost surely, 2^73540165 is an apocalyptic number.

It is an amenable number.

73540165 is a deficient number, since it is larger than the sum of its proper divisors (19352795).

73540165 is a wasteful number, since it uses less digits than its factorization.

73540165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 774131.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 73540165 is about 8575.5562501799. The cubic root of 73540165 is about 418.9622243481.

The spelling of 73540165 in words is "seventy-three million, five hundred forty thousand, one hundred sixty-five".