705804940 has 24 divisors (see below), whose sum is σ = 1486476432. Its totient is φ = 281505600.

The previous prime is 705804937. The next prime is 705804991. The reversal of 705804940 is 49408507.

It is a super-2 number, since 2×705804940² = 996321226656807200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 705804940.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 43911 + ... + 57790.

It is an arithmetic number, because the mean of its divisors is an integer number (61936518).

Almost surely, 2^705804940 is an apocalyptic number.

It is an amenable number.

705804940 is an abundant number, since it is smaller than the sum of its proper divisors (780671492).

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

705804940 is a wasteful number, since it uses less digits than its factorization.

705804940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102057 (or 102055 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 705804940 is about 26566.9896676308. The cubic root of 705804940 is about 890.3516432282.

The spelling of 705804940 in words is "seven hundred five million, eight hundred four thousand, nine hundred forty".