82497273 has 8 divisors (see below), whose sum is σ = 110076288. Its totient is φ = 54958224.

The previous prime is 82497229. The next prime is 82497287. The reversal of 82497273 is 37279428.

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

It is not a de Polignac number, because 82497273 - 2⁸ = 82497017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82497223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4786 + ... + 13707.

It is an arithmetic number, because the mean of its divisors is an integer number (13759536).

Almost surely, 2^82497273 is an apocalyptic number.

It is an amenable number.

82497273 is a deficient number, since it is larger than the sum of its proper divisors (27579015).

82497273 is a wasteful number, since it uses less digits than its factorization.

82497273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19983.

The product of its digits is 169344, while the sum is 42.

The square root of 82497273 is about 9082.8009446426. The cubic root of 82497273 is about 435.3245879675.

The spelling of 82497273 in words is "eighty-two million, four hundred ninety-seven thousand, two hundred seventy-three".