2195800329 has 8 divisors (see below), whose sum is σ = 2938304320. Its totient is φ = 1458581616.

The previous prime is 2195800309. The next prime is 2195800351. The reversal of 2195800329 is 9230085912.

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

It is not a de Polignac number, because 2195800329 - 2¹² = 2195796233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2195800309) 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, 1320349 + ... + 1322010.

It is an arithmetic number, because the mean of its divisors is an integer number (367288040).

Almost surely, 2^2195800329 is an apocalyptic number.

It is an amenable number.

2195800329 is a deficient number, since it is larger than the sum of its proper divisors (742503991).

2195800329 is a wasteful number, since it uses less digits than its factorization.

2195800329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2642639.

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 2195800329 is about 46859.3675693559. The cubic root of 2195800329 is about 1299.7633354189.

The spelling of 2195800329 in words is "two billion, one hundred ninety-five million, eight hundred thousand, three hundred twenty-nine".