705426 has 8 divisors (see below), whose sum is σ = 1410864. Its totient is φ = 235140.

The previous prime is 705421. The next prime is 705427. The reversal of 705426 is 624507.

It is a happy number.

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

705426 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 705396 and 705405.

It is not an unprimeable number, because it can be changed into a prime (705421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58780 + ... + 58791.

It is an arithmetic number, because the mean of its divisors is an integer number (176358).

2⁷⁰⁵⁴²⁶ is an apocalyptic number.

705426 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

705426 is a wasteful number, since it uses less digits than its factorization.

705426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117576.

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 705426 is about 839.8964221855. The cubic root of 705426 is about 89.0192274243.

The spelling of 705426 in words is "seven hundred five thousand, four hundred twenty-six".