1704385697 has 4 divisors (see below), whose sum is σ = 1947869376. Its totient is φ = 1460902020.

The previous prime is 1704385681. The next prime is 1704385717. The reversal of 1704385697 is 7965834071.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1704385697 - 2⁴ = 1704385681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1704385637) 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, 121741829 + ... + 121741842.

It is an arithmetic number, because the mean of its divisors is an integer number (486967344).

Almost surely, 2^1704385697 is an apocalyptic number.

It is an amenable number.

1704385697 is a deficient number, since it is larger than the sum of its proper divisors (243483679).

1704385697 is an equidigital number, since it uses as much as digits as its factorization.

1704385697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243483678.

The product of its (nonzero) digits is 1270080, while the sum is 50.

The square root of 1704385697 is about 41284.2063869466. The cubic root of 1704385697 is about 1194.5086352500.

The spelling of 1704385697 in words is "one billion, seven hundred four million, three hundred eighty-five thousand, six hundred ninety-seven".