82662288 has 20 divisors (see below), whose sum is σ = 213544368. Its totient is φ = 27554080.

The previous prime is 82662287. The next prime is 82662373. The reversal of 82662288 is 88226628.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (82662287) 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, 861018 + ... + 861113.

Almost surely, 2^82662288 is an apocalyptic number.

It is an amenable number.

82662288 is an abundant number, since it is smaller than the sum of its proper divisors (130882080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82662288 is a wasteful number, since it uses less digits than its factorization.

82662288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1722142 (or 1722136 counting only the distinct ones).

The product of its digits is 147456, while the sum is 42.

The square root of 82662288 is about 9091.8803335724. The cubic root of 82662288 is about 435.6146470262.

The spelling of 82662288 in words is "eighty-two million, six hundred sixty-two thousand, two hundred eighty-eight".