709730163 has 12 divisors (see below), whose sum is σ = 1039210120. Its totient is φ = 466671456.

The previous prime is 709730149. The next prime is 709730171. The reversal of 709730163 is 361037907.

It is not a de Polignac number, because 709730163 - 2⁸ = 709729907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (709730143) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 539473 + ... + 540786.

Almost surely, 2^709730163 is an apocalyptic number.

709730163 is a gapful number since it is divisible by the number (73) formed by its first and last digit.

709730163 is a deficient number, since it is larger than the sum of its proper divisors (329479957).

709730163 is a wasteful number, since it uses less digits than its factorization.

709730163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1080338 (or 1080335 counting only the distinct ones).

The product of its (nonzero) digits is 23814, while the sum is 36.

The square root of 709730163 is about 26640.7613066894. The cubic root of 709730163 is about 891.9991097573. Note that the first 3 decimals are identical.

The spelling of 709730163 in words is "seven hundred nine million, seven hundred thirty thousand, one hundred sixty-three".