80858282 has 8 divisors (see below), whose sum is σ = 121334436. Its totient is φ = 40413472.

The previous prime is 80858263. The next prime is 80858291. The reversal of 80858282 is 28285808.

It can be written as a sum of positive squares in 2 ways, for example, as 80120401 + 737881 = 8951^2 + 859^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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, 308 + ... + 12720.

Almost surely, 2^80858282 is an apocalyptic number.

80858282 is a deficient number, since it is larger than the sum of its proper divisors (40476154).

80858282 is a wasteful number, since it uses less digits than its factorization.

80858282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15672.

The product of its (nonzero) digits is 81920, while the sum is 41.

The square root of 80858282 is about 8992.1233310048. The cubic root of 80858282 is about 432.4223870888.

The spelling of 80858282 in words is "eighty million, eight hundred fifty-eight thousand, two hundred eighty-two".