705869 has 8 divisors (see below), whose sum is σ = 752640. Its totient is φ = 660096.

The previous prime is 705863. The next prime is 705871. The reversal of 705869 is 968507.

705869 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 705869 - 2⁸ = 705613 is a prime.

It is a super-2 number, since 2×705869² = 996502090322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 705869.

It is not an unprimeable number, because it can be changed into a prime (705863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1652 + ... + 2034.

It is an arithmetic number, because the mean of its divisors is an integer number (94080).

2⁷⁰⁵⁸⁶⁹ is an apocalyptic number.

It is an amenable number.

705869 is a deficient number, since it is larger than the sum of its proper divisors (46771).

705869 is a wasteful number, since it uses less digits than its factorization.

705869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499.

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 705869 is about 840.1601037897. The cubic root of 705869 is about 89.0378578999.

The spelling of 705869 in words is "seven hundred five thousand, eight hundred sixty-nine".