1705377949 has 8 divisors (see below), whose sum is σ = 1891945440. Its totient is φ = 1524066000.

The previous prime is 1705377917. The next prime is 1705377953. The reversal of 1705377949 is 9497735071.

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 1705377949 - 2⁵ = 1705377917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1705377896 and 1705377905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1705377649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1313202 + ... + 1314499.

It is an arithmetic number, because the mean of its divisors is an integer number (236493180).

Almost surely, 2^1705377949 is an apocalyptic number.

It is an amenable number.

1705377949 is a deficient number, since it is larger than the sum of its proper divisors (186567491).

1705377949 is a wasteful number, since it uses less digits than its factorization.

1705377949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2627771.

The product of its (nonzero) digits is 1666980, while the sum is 52.

The square root of 1705377949 is about 41296.2219700544. The cubic root of 1705377949 is about 1194.7403949294.

The spelling of 1705377949 in words is "one billion, seven hundred five million, three hundred seventy-seven thousand, nine hundred forty-nine".