1729326036 has 24 divisors (see below), whose sum is σ = 4043531520. Its totient is φ = 575236672.

The previous prime is 1729326031. The next prime is 1729326043. The reversal of 1729326036 is 6306239271.

It is a junction number, because it is equal to n+sod(n) for n = 1729325985 and 1729326003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1729326031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144681 + ... + 156176.

It is an arithmetic number, because the mean of its divisors is an integer number (168480480).

Almost surely, 2^1729326036 is an apocalyptic number.

It is an amenable number.

1729326036 is an abundant number, since it is smaller than the sum of its proper divisors (2314205484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1729326036 is a wasteful number, since it uses less digits than its factorization.

1729326036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301343 (or 301341 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 39.

The square root of 1729326036 is about 41585.1660571411. The cubic root of 1729326036 is about 1200.3068742946.

The spelling of 1729326036 in words is "one billion, seven hundred twenty-nine million, three hundred twenty-six thousand, thirty-six".