828485018 has 4 divisors (see below), whose sum is σ = 1242727530. Its totient is φ = 414242508.

The previous prime is 828485011. The next prime is 828485023. The reversal of 828485018 is 810584828.

It is a happy number.

828485018 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 816073489 + 12411529 = 28567^2 + 3523^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 828485018.

It is not an unprimeable number, because it can be changed into a prime (828485011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 207121253 + ... + 207121256.

Almost surely, 2^828485018 is an apocalyptic number.

828485018 is a deficient number, since it is larger than the sum of its proper divisors (414242512).

828485018 is a wasteful number, since it uses less digits than its factorization.

828485018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414242511.

The product of its (nonzero) digits is 163840, while the sum is 44.

The square root of 828485018 is about 28783.4156763925. The cubic root of 828485018 is about 939.2075024105.

The spelling of 828485018 in words is "eight hundred twenty-eight million, four hundred eighty-five thousand, eighteen".