73288123 has 4 divisors (see below), whose sum is σ = 75652288. Its totient is φ = 70923960.

The previous prime is 73288121. The next prime is 73288129. The reversal of 73288123 is 32188237.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 73288123 - 2¹ = 73288121 is a prime.

It is a super-2 number, since 2×73288123² = 10742297945726258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73288121) 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, 1182036 + ... + 1182097.

It is an arithmetic number, because the mean of its divisors is an integer number (18913072).

Almost surely, 2^73288123 is an apocalyptic number.

73288123 is a deficient number, since it is larger than the sum of its proper divisors (2364165).

73288123 is a wasteful number, since it uses less digits than its factorization.

73288123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2364164.

The product of its digits is 16128, while the sum is 34.

The square root of 73288123 is about 8560.8482640449. The cubic root of 73288123 is about 418.4830442855.

It can be divided in two parts, 7328 and 8123, that added together give a palindrome (15451).

The spelling of 73288123 in words is "seventy-three million, two hundred eighty-eight thousand, one hundred twenty-three".