82248987 has 4 divisors (see below), whose sum is σ = 109665320. Its totient is φ = 54832656.

The previous prime is 82248977. The next prime is 82248997. The reversal of 82248987 is 78984228.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (82248977) and next prime (82248997).

It is not a de Polignac number, because 82248987 - 2¹⁵ = 82216219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82248917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13708162 + ... + 13708167.

It is an arithmetic number, because the mean of its divisors is an integer number (27416330).

Almost surely, 2^82248987 is an apocalyptic number.

82248987 is a deficient number, since it is larger than the sum of its proper divisors (27416333).

82248987 is a wasteful number, since it uses less digits than its factorization.

82248987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27416332.

The product of its digits is 516096, while the sum is 48.

The square root of 82248987 is about 9069.1227249387. The cubic root of 82248987 is about 434.8874276016.

The spelling of 82248987 in words is "eighty-two million, two hundred forty-eight thousand, nine hundred eighty-seven".