705072064 has 28 divisors (see below), whose sum is σ = 1472768200. Its totient is φ = 333980928.

The previous prime is 705072031. The next prime is 705072073. The reversal of 705072064 is 460270507.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 288699 + ... + 291130.

Almost surely, 2^705072064 is an apocalyptic number.

It is an amenable number.

705072064 is an abundant number, since it is smaller than the sum of its proper divisors (767696136).

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

705072064 is a wasteful number, since it uses less digits than its factorization.

705072064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579860 (or 579850 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 705072064 is about 26553.1931036552. The cubic root of 705072064 is about 890.0433695147.

The spelling of 705072064 in words is "seven hundred five million, seventy-two thousand, sixty-four".