705571942 has 8 divisors (see below), whose sum is σ = 1059100776. Its totient is φ = 352538352.

The previous prime is 705571913. The next prime is 705571957. The reversal of 705571942 is 249175507.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-4 number, since 4×705571942⁴ (a number of 36 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 705571895 and 705571904.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 120228 + ... + 125959.

It is an arithmetic number, because the mean of its divisors is an integer number (132387597).

Almost surely, 2^705571942 is an apocalyptic number.

705571942 is a deficient number, since it is larger than the sum of its proper divisors (353528834).

705571942 is a wasteful number, since it uses less digits than its factorization.

705571942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247622.

The product of its (nonzero) digits is 88200, while the sum is 40.

The square root of 705571942 is about 26562.6042021486. The cubic root of 705571942 is about 890.2536591289.

The spelling of 705571942 in words is "seven hundred five million, five hundred seventy-one thousand, nine hundred forty-two".