2173401898 has 8 divisors (see below), whose sum is σ = 3262754880. Its totient is φ = 1085816940.

The previous prime is 2173401883. The next prime is 2173401929. The reversal of 2173401898 is 8981043712.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 438928 + ... + 443851.

It is an arithmetic number, because the mean of its divisors is an integer number (407844360).

Almost surely, 2^2173401898 is an apocalyptic number.

2173401898 is a deficient number, since it is larger than the sum of its proper divisors (1089352982).

2173401898 is a wasteful number, since it uses less digits than its factorization.

2173401898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 884012.

The product of its (nonzero) digits is 96768, while the sum is 43.

The square root of 2173401898 is about 46619.7586651840. The cubic root of 2173401898 is about 1295.3287772529.

The spelling of 2173401898 in words is "two billion, one hundred seventy-three million, four hundred one thousand, eight hundred ninety-eight".