82553266 has 8 divisors (see below), whose sum is σ = 123954480. Its totient is φ = 41235108.

The previous prime is 82553257. The next prime is 82553267. The reversal of 82553266 is 66235528.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (82553267) 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, 18216 + ... + 22291.

It is an arithmetic number, because the mean of its divisors is an integer number (15494310).

Almost surely, 2^82553266 is an apocalyptic number.

82553266 is a deficient number, since it is larger than the sum of its proper divisors (41401214).

82553266 is a wasteful number, since it uses less digits than its factorization.

82553266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41528.

The product of its digits is 86400, while the sum is 37.

The square root of 82553266 is about 9085.8827859488. The cubic root of 82553266 is about 435.4230543215.

The spelling of 82553266 in words is "eighty-two million, five hundred fifty-three thousand, two hundred sixty-six".