705029664 has 48 divisors (see below), whose sum is σ = 1859058432. Its totient is φ = 233948928.

The previous prime is 705029629. The next prime is 705029671. The reversal of 705029664 is 466920507.

It is a tau number, because it is divible by the number of its divisors (48).

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 7 ways as a sum of consecutive naturals, for example, 4942 + ... + 37874.

It is an arithmetic number, because the mean of its divisors is an integer number (38730384).

Almost surely, 2^705029664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 705029664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (929529216).

705029664 is an abundant number, since it is smaller than the sum of its proper divisors (1154028768).

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

705029664 is a wasteful number, since it uses less digits than its factorization.

705029664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33169 (or 33161 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 705029664 is about 26552.3946942644. The cubic root of 705029664 is about 890.0255280310.

The spelling of 705029664 in words is "seven hundred five million, twenty-nine thousand, six hundred sixty-four".