84828105 has 12 divisors (see below), whose sum is σ = 147035460. Its totient is φ = 45241632.

The previous prime is 84828101. The next prime is 84828131. The reversal of 84828105 is 50182848.

It can be written as a sum of positive squares in 2 ways, for example, as 25522704 + 59305401 = 5052^2 + 7701^2 .

It is not a de Polignac number, because 84828105 - 2² = 84828101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 84828105.

It is not an unprimeable number, because it can be changed into a prime (84828101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 942490 + ... + 942579.

It is an arithmetic number, because the mean of its divisors is an integer number (12252955).

Almost surely, 2^84828105 is an apocalyptic number.

It is an amenable number.

84828105 is a deficient number, since it is larger than the sum of its proper divisors (62207355).

84828105 is a wasteful number, since it uses less digits than its factorization.

84828105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1885080 (or 1885077 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 36.

The square root of 84828105 is about 9210.2174241437. The cubic root of 84828105 is about 439.3863777694.

The spelling of 84828105 in words is "eighty-four million, eight hundred twenty-eight thousand, one hundred five".