705643112 has 32 divisors (see below), whose sum is σ = 1354342080. Its totient is φ = 344580480.

The previous prime is 705643097. The next prime is 705643153. The reversal of 705643112 is 211346507.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54287 + ... + 66017.

It is an arithmetic number, because the mean of its divisors is an integer number (42323190).

Almost surely, 2^705643112 is an apocalyptic number.

It is an amenable number.

705643112 is a deficient number, since it is larger than the sum of its proper divisors (648698968).

705643112 is a wasteful number, since it uses less digits than its factorization.

705643112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11913 (or 11909 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 705643112 is about 26563.9438337006. The cubic root of 705643112 is about 890.2835909799.

Adding to 705643112 its reverse (211346507), we get a palindrome (916989619).

The spelling of 705643112 in words is "seven hundred five million, six hundred forty-three thousand, one hundred twelve".