82828282 has 32 divisors (see below), whose sum is σ = 131244624. Its totient is φ = 39168000.

The previous prime is 82828253. The next prime is 82828289. The reversal of 82828282 is 28282828.

It can be written as a sum of positive squares in 8 ways, for example, as 48734361 + 34093921 = 6981^2 + 5839^2 .

82828282 is an undulating number in base 10.

82828282 is a modest number, since divided by 828282 gives 82 as remainder.

It is not an unprimeable number, because it can be changed into a prime (82828289) by changing a digit.

It is an upside-down number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 604518 + ... + 604654.

Almost surely, 2^82828282 is an apocalyptic number.

82828282 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

82828282 is a deficient number, since it is larger than the sum of its proper divisors (48416342).

82828282 is a wasteful number, since it uses less digits than its factorization.

82828282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354.

The product of its digits is 65536, while the sum is 40.

The square root of 82828282 is about 9101.0044500593. The cubic root of 82828282 is about 435.9060377434.

The spelling of 82828282 in words is "eighty-two million, eight hundred twenty-eight thousand, two hundred eighty-two".