1705963 has 4 divisors (see below), whose sum is σ = 1949680. Its totient is φ = 1462248.

The previous prime is 1705943. The next prime is 1705973. The reversal of 1705963 is 3695071.

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

It is a cyclic number.

It is not a de Polignac number, because 1705963 - 2⁵ = 1705931 is a prime.

It is a Duffinian number.

1705963 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1705903) 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, 121848 + ... + 121861.

It is an arithmetic number, because the mean of its divisors is an integer number (487420).

2^1705963 is an apocalyptic number.

1705963 is a deficient number, since it is larger than the sum of its proper divisors (243717).

1705963 is an equidigital number, since it uses as much as digits as its factorization.

1705963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243716.

The product of its (nonzero) digits is 5670, while the sum is 31.

The square root of 1705963 is about 1306.1251854244. The cubic root of 1705963 is about 119.4877002799.

The spelling of 1705963 in words is "one million, seven hundred five thousand, nine hundred sixty-three".