82273253 has 8 divisors (see below), whose sum is σ = 83715072. Its totient is φ = 80837856.

The previous prime is 82273241. The next prime is 82273273. The reversal of 82273253 is 35237228.

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

It is a cyclic number.

It is not a de Polignac number, because 82273253 - 2⁶ = 82273189 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82273223) 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, 29276 + ... + 31962.

It is an arithmetic number, because the mean of its divisors is an integer number (10464384).

Almost surely, 2^82273253 is an apocalyptic number.

It is an amenable number.

82273253 is a deficient number, since it is larger than the sum of its proper divisors (1441819).

82273253 is a wasteful number, since it uses less digits than its factorization.

82273253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3211.

The product of its digits is 20160, while the sum is 32.

The square root of 82273253 is about 9070.4604624021. The cubic root of 82273253 is about 434.9301918190.

The spelling of 82273253 in words is "eighty-two million, two hundred seventy-three thousand, two hundred fifty-three".