82347282 has 12 divisors (see below), whose sum is σ = 178419150. Its totient is φ = 27449088.

The previous prime is 82347271. The next prime is 82347283. The reversal of 82347282 is 28274328.

It can be written as a sum of positive squares in only one way, i.e., 80299521 + 2047761 = 8961^2 + 1431^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82347283) 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, 2287407 + ... + 2287442.

Almost surely, 2^82347282 is an apocalyptic number.

82347282 is an abundant number, since it is smaller than the sum of its proper divisors (96071868).

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

82347282 is a wasteful number, since it uses less digits than its factorization.

82347282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4574857 (or 4574854 counting only the distinct ones).

The product of its digits is 43008, while the sum is 36.

The square root of 82347282 is about 9074.5403189363. The cubic root of 82347282 is about 435.0606019413.

The spelling of 82347282 in words is "eighty-two million, three hundred forty-seven thousand, two hundred eighty-two".