1729325994 has 32 divisors (see below), whose sum is σ = 3778778304. Its totient is φ = 523246080.

The previous prime is 1729325993. The next prime is 1729326007. The reversal of 1729325994 is 4995239271.

It is not an unprimeable number, because it can be changed into a prime (1729325993) 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 15 ways as a sum of consecutive naturals, for example, 24952 + ... + 63884.

It is an arithmetic number, because the mean of its divisors is an integer number (118086822).

Almost surely, 2^1729325994 is an apocalyptic number.

1729325994 is an abundant number, since it is smaller than the sum of its proper divisors (2049452310).

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

1729325994 is a wasteful number, since it uses less digits than its factorization.

1729325994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39622.

The product of its digits is 1224720, while the sum is 51.

The square root of 1729325994 is about 41585.1655521533. The cubic root of 1729325994 is about 1200.3068645773.

It can be divided in two parts, 1729 and 325994, that added together give a palindrome (327723).

The spelling of 1729325994 in words is "one billion, seven hundred twenty-nine million, three hundred twenty-five thousand, nine hundred ninety-four".