2173694330 has 8 divisors (see below), whose sum is σ = 3912649812. Its totient is φ = 869477728.

The previous prime is 2173694279. The next prime is 2173694351. The reversal of 2173694330 is 334963712.

It can be written as a sum of positive squares in 2 ways, for example, as 1935208081 + 238486249 = 43991^2 + 15443^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 108684707 + ... + 108684726.

Almost surely, 2^2173694330 is an apocalyptic number.

2173694330 is a deficient number, since it is larger than the sum of its proper divisors (1738955482).

2173694330 is a wasteful number, since it uses less digits than its factorization.

2173694330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217369440.

The product of its (nonzero) digits is 81648, while the sum is 38.

The square root of 2173694330 is about 46622.8949122639. The cubic root of 2173694330 is about 1295.3868702970.

The spelling of 2173694330 in words is "two billion, one hundred seventy-three million, six hundred ninety-four thousand, three hundred thirty".