1726165049 has 8 divisors (see below), whose sum is σ = 1978138368. Its totient is φ = 1475536320.

The previous prime is 1726165037. The next prime is 1726165069. The reversal of 1726165049 is 9405616271.

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 1726165049 - 2¹⁶ = 1726099513 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1726164997 and 1726165015.

It is not an unprimeable number, because it can be changed into a prime (1726165069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 333392 + ... + 338529.

It is an arithmetic number, because the mean of its divisors is an integer number (247267296).

Almost surely, 2^1726165049 is an apocalyptic number.

It is an amenable number.

1726165049 is a deficient number, since it is larger than the sum of its proper divisors (251973319).

1726165049 is an equidigital number, since it uses as much as digits as its factorization.

1726165049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672295.

The product of its (nonzero) digits is 90720, while the sum is 41.

The square root of 1726165049 is about 41547.1424889847. The cubic root of 1726165049 is about 1199.5750923864.

The spelling of 1726165049 in words is "one billion, seven hundred twenty-six million, one hundred sixty-five thousand, forty-nine".