705864828 has 12 divisors (see below), whose sum is σ = 1647017960. Its totient is φ = 235288272.

The previous prime is 705864821. The next prime is 705864833. The reversal of 705864828 is 828468507.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (705864821) by changing a digit.

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, 29411023 + ... + 29411046.

Almost surely, 2^705864828 is an apocalyptic number.

It is an amenable number.

705864828 is an abundant number, since it is smaller than the sum of its proper divisors (941153132).

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

705864828 is a wasteful number, since it uses less digits than its factorization.

705864828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58822076 (or 58822074 counting only the distinct ones).

The product of its (nonzero) digits is 860160, while the sum is 48.

The square root of 705864828 is about 26568.1167567444. The cubic root of 705864828 is about 890.3768248178.

The spelling of 705864828 in words is "seven hundred five million, eight hundred sixty-four thousand, eight hundred twenty-eight".