82255216 has 20 divisors (see below), whose sum is σ = 163077112. Its totient is φ = 40170816.

The previous prime is 82255213. The next prime is 82255219. The reversal of 82255216 is 61255228.

It is an interprime number because it is at equal distance from previous prime (82255213) and next prime (82255219).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82255213) 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, 59091 + ... + 60466.

Almost surely, 2^82255216 is an apocalyptic number.

82255216 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

It is an amenable number.

82255216 is a deficient number, since it is larger than the sum of its proper divisors (80821896).

82255216 is a wasteful number, since it uses less digits than its factorization.

82255216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119608 (or 119602 counting only the distinct ones).

The product of its digits is 9600, while the sum is 31.

The square root of 82255216 is about 9069.4661364382. The cubic root of 82255216 is about 434.8984058337.

The spelling of 82255216 in words is "eighty-two million, two hundred fifty-five thousand, two hundred sixteen".