65073273 has 8 divisors (see below), whose sum is σ = 88880736. Its totient is φ = 42324000.

The previous prime is 65073251. The next prime is 65073277. The reversal of 65073273 is 37237056.

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

It is not a de Polignac number, because 65073273 - 2⁸ = 65073017 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (65073277) 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, 264403 + ... + 264648.

It is an arithmetic number, because the mean of its divisors is an integer number (11110092).

Almost surely, 2^65073273 is an apocalyptic number.

It is an amenable number.

65073273 is a deficient number, since it is larger than the sum of its proper divisors (23807463).

65073273 is a wasteful number, since it uses less digits than its factorization.

65073273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529095.

The product of its (nonzero) digits is 26460, while the sum is 33.

The square root of 65073273 is about 8066.8006669311. The cubic root of 65073273 is about 402.2236015026.

The spelling of 65073273 in words is "sixty-five million, seventy-three thousand, two hundred seventy-three".