1704042805 has 8 divisors (see below), whose sum is σ = 2046807000. Its totient is φ = 1361930496.

The previous prime is 1704042799. The next prime is 1704042827. The reversal of 1704042805 is 5082404071.

It can be written as a sum of positive squares in 4 ways, for example, as 417098929 + 1286943876 = 20423^2 + 35874^2 .

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 1704042805 - 2⁵ = 1704042773 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157200 + ... + 167689.

It is an arithmetic number, because the mean of its divisors is an integer number (255850875).

Almost surely, 2^1704042805 is an apocalyptic number.

It is an amenable number.

1704042805 is a deficient number, since it is larger than the sum of its proper divisors (342764195).

1704042805 is a wasteful number, since it uses less digits than its factorization.

1704042805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325943.

The product of its (nonzero) digits is 8960, while the sum is 31.

The square root of 1704042805 is about 41280.0533551012. The cubic root of 1704042805 is about 1194.4285252675.

Adding to 1704042805 its reverse (5082404071), we get a palindrome (6786446876).

The spelling of 1704042805 in words is "one billion, seven hundred four million, forty-two thousand, eight hundred five".