82427499 has 48 divisors (see below), whose sum is σ = 149819904. Its totient is φ = 42775920.

The previous prime is 82427489. The next prime is 82427503. The reversal of 82427499 is 99472428.

It is not a de Polignac number, because 82427499 - 2⁵ = 82427467 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82427479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 83362 + ... + 84344.

It is an arithmetic number, because the mean of its divisors is an integer number (3121248).

Almost surely, 2^82427499 is an apocalyptic number.

82427499 is a deficient number, since it is larger than the sum of its proper divisors (67392405).

82427499 is a wasteful number, since it uses less digits than its factorization.

82427499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1029 (or 1004 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 82427499 is about 9078.9591363768. The cubic root of 82427499 is about 435.2018246971.

The spelling of 82427499 in words is "eighty-two million, four hundred twenty-seven thousand, four hundred ninety-nine".