705043342 has 4 divisors (see below), whose sum is σ = 1057565016. Its totient is φ = 352521670.

The previous prime is 705043319. The next prime is 705043387. The reversal of 705043342 is 243340507.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×705043342² = 994172228197057928, 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 705043342.

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 as a sum of consecutive naturals, namely, 176260834 + ... + 176260837.

It is an arithmetic number, because the mean of its divisors is an integer number (264391254).

Almost surely, 2^705043342 is an apocalyptic number.

705043342 is a deficient number, since it is larger than the sum of its proper divisors (352521674).

705043342 is a wasteful number, since it uses less digits than its factorization.

705043342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352521673.

The product of its (nonzero) digits is 10080, while the sum is 28.

The square root of 705043342 is about 26552.6522592377. The cubic root of 705043342 is about 890.0312836708.

Adding to 705043342 its reverse (243340507), we get a palindrome (948383849).

The spelling of 705043342 in words is "seven hundred five million, forty-three thousand, three hundred forty-two".