705970923 has 16 divisors (see below), whose sum is σ = 1102004736. Its totient is φ = 393572160.

The previous prime is 705970907. The next prime is 705971009. The reversal of 705970923 is 329079507.

It is not a de Polignac number, because 705970923 - 2⁴ = 705970907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (705970723) 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 15 ways as a sum of consecutive naturals, for example, 409111 + ... + 410832.

It is an arithmetic number, because the mean of its divisors is an integer number (68875296).

Almost surely, 2^705970923 is an apocalyptic number.

705970923 is a deficient number, since it is larger than the sum of its proper divisors (396033813).

705970923 is a wasteful number, since it uses less digits than its factorization.

705970923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 819994.

The product of its (nonzero) digits is 119070, while the sum is 42.

The square root of 705970923 is about 26570.1133418734. The cubic root of 705970923 is about 890.4214319405.

The spelling of 705970923 in words is "seven hundred five million, nine hundred seventy thousand, nine hundred twenty-three".