705550 has 24 divisors (see below), whose sum is σ = 1334736. Its totient is φ = 277440.

The previous prime is 705533. The next prime is 705559. The reversal of 705550 is 55507.

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (705559) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5082 + ... + 5218.

It is an arithmetic number, because the mean of its divisors is an integer number (55614).

2⁷⁰⁵⁵⁵⁰ is an apocalyptic number.

705550 is a deficient number, since it is larger than the sum of its proper divisors (629186).

705550 is a wasteful number, since it uses less digits than its factorization.

705550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252 (or 247 counting only the distinct ones).

The product of its (nonzero) digits is 875, while the sum is 22.

The square root of 705550 is about 839.9702375680. The cubic root of 705550 is about 89.0244430612.

The spelling of 705550 in words is "seven hundred five thousand, five hundred fifty".