1796090165 has 4 divisors (see below), whose sum is σ = 2155308204. Its totient is φ = 1436872128.

The previous prime is 1796090143. The next prime is 1796090167. The reversal of 1796090165 is 5610906971.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1029575569 + 766514596 = 32087^2 + 27686^2 .

It is a cyclic number.

It is not a de Polignac number, because 1796090165 - 2¹² = 1796086069 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1796090167) 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, 179609012 + ... + 179609021.

It is an arithmetic number, because the mean of its divisors is an integer number (538827051).

Almost surely, 2^1796090165 is an apocalyptic number.

It is an amenable number.

1796090165 is a deficient number, since it is larger than the sum of its proper divisors (359218039).

1796090165 is an equidigital number, since it uses as much as digits as its factorization.

1796090165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359218038.

The product of its (nonzero) digits is 102060, while the sum is 44.

The square root of 1796090165 is about 42380.3039748419. The cubic root of 1796090165 is about 1215.5590048519.

The spelling of 1796090165 in words is "one billion, seven hundred ninety-six million, ninety thousand, one hundred sixty-five".