82434123 has 6 divisors (see below), whose sum is σ = 119071524. Its totient is φ = 54956076.

The previous prime is 82434083. The next prime is 82434127. The reversal of 82434123 is 32143428.

82434123 is a `hidden beast` number, since 8 + 243 + 412 + 3 = 666.

It is not a de Polignac number, because 82434123 - 2¹⁷ = 82303051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82434127) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4579665 + ... + 4579682.

It is an arithmetic number, because the mean of its divisors is an integer number (19845254).

Almost surely, 2^82434123 is an apocalyptic number.

82434123 is a deficient number, since it is larger than the sum of its proper divisors (36637401).

82434123 is a wasteful number, since it uses less digits than its factorization.

82434123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9159353 (or 9159350 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 82434123 is about 9079.3239285753. The cubic root of 82434123 is about 435.2134822131.

The spelling of 82434123 in words is "eighty-two million, four hundred thirty-four thousand, one hundred twenty-three".