83270 has 16 divisors (see below), whose sum is σ = 163728. Its totient is φ = 30240.

The previous prime is 83269. The next prime is 83273. The reversal of 83270 is 7238.

83270 = T₁₈₀ + T₁₈₁ + ... + T₁₈₄.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 269 + ... + 488.

It is an arithmetic number, because the mean of its divisors is an integer number (10233).

2⁸³²⁷⁰ is an apocalyptic number.

83270 is a deficient number, since it is larger than the sum of its proper divisors (80458).

83270 is a wasteful number, since it uses less digits than its factorization.

83270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 775.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 83270 is about 288.5654171934. The cubic root of 83270 is about 43.6679550799.

It can be divided in two parts, 83 and 270, that added together give a palindrome (353).

The spelling of 83270 in words is "eighty-three thousand, two hundred seventy".