73775 has 12 divisors (see below), whose sum is σ = 98952. Its totient is φ = 54240.

The previous prime is 73771. The next prime is 73783. The reversal of 73775 is 57737.

It is not a de Polignac number, because 73775 - 2² = 73771 is a prime.

It is a Duffinian number.

Its product of digits (5145) is a multiple of the sum of its prime divisors (245).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 73775.

It is not an unprimeable number, because it can be changed into a prime (73771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 212 + ... + 438.

It is an arithmetic number, because the mean of its divisors is an integer number (8246).

2⁷³⁷⁷⁵ is an apocalyptic number.

73775 is a deficient number, since it is larger than the sum of its proper divisors (25177).

73775 is a wasteful number, since it uses less digits than its factorization.

73775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250 (or 245 counting only the distinct ones).

The product of its digits is 5145, while the sum is 29.

The square root of 73775 is about 271.6155371108. The cubic root of 73775 is about 41.9407706321.

It can be divided in two parts, 73 and 775, that added together give a palindrome (848).

The spelling of 73775 in words is "seventy-three thousand, seven hundred seventy-five".