65373273 has 24 divisors (see below), whose sum is σ = 109693376. Its totient is φ = 36741600.

The previous prime is 65373271. The next prime is 65373289. The reversal of 65373273 is 37237356.

It is a happy number.

65373273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 65373273 - 2¹ = 65373271 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65373271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4663 + ... + 12348.

Almost surely, 2^65373273 is an apocalyptic number.

65373273 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

It is an amenable number.

65373273 is a deficient number, since it is larger than the sum of its proper divisors (44320103).

65373273 is a wasteful number, since it uses less digits than its factorization.

65373273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17085 (or 17082 counting only the distinct ones).

The product of its digits is 79380, while the sum is 36.

The square root of 65373273 is about 8085.3740173229. The cubic root of 65373273 is about 402.8407628232.

The spelling of 65373273 in words is "sixty-five million, three hundred seventy-three thousand, two hundred seventy-three".