705018012 has 24 divisors (see below), whose sum is σ = 1647063936. Its totient is φ = 234717168.

The previous prime is 705017983. The next prime is 705018023. The reversal of 705018012 is 210810507.

It is a super-3 number, since 3×705018012³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 25818 + ... + 45569.

It is an arithmetic number, because the mean of its divisors is an integer number (68627664).

Almost surely, 2^705018012 is an apocalyptic number.

It is an amenable number.

705018012 is an abundant number, since it is smaller than the sum of its proper divisors (942045924).

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

705018012 is a wasteful number, since it uses less digits than its factorization.

705018012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72217 (or 72215 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 24.

The square root of 705018012 is about 26552.1752781199. The cubic root of 705018012 is about 890.0206248640.

Adding to 705018012 its reverse (210810507), we get a palindrome (915828519).

The spelling of 705018012 in words is "seven hundred five million, eighteen thousand, twelve".