705995630 has 32 divisors (see below), whose sum is σ = 1285963776. Its totient is φ = 279041184.

The previous prime is 705995627. The next prime is 705995657. The reversal of 705995630 is 36599507.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 648947 + ... + 650033.

It is an arithmetic number, because the mean of its divisors is an integer number (40186368).

Almost surely, 2^705995630 is an apocalyptic number.

705995630 is a deficient number, since it is larger than the sum of its proper divisors (579968146).

705995630 is a wasteful number, since it uses less digits than its factorization.

705995630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1808.

The product of its (nonzero) digits is 255150, while the sum is 44.

The square root of 705995630 is about 26570.5782774858. The cubic root of 705995630 is about 890.4318192359.

The spelling of 705995630 in words is "seven hundred five million, nine hundred ninety-five thousand, six hundred thirty".