2117234172 has 48 divisors (see below), whose sum is σ = 5112011520. Its totient is φ = 681571968.

The previous prime is 2117234167. The next prime is 2117234191. The reversal of 2117234172 is 2714327112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22873 + ... + 68975.

It is an arithmetic number, because the mean of its divisors is an integer number (106500240).

Almost surely, 2^2117234172 is an apocalyptic number.

It is an amenable number.

2117234172 is an abundant number, since it is smaller than the sum of its proper divisors (2994777348).

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

2117234172 is a wasteful number, since it uses less digits than its factorization.

2117234172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46242 (or 46240 counting only the distinct ones).

The product of its digits is 4704, while the sum is 30.

The square root of 2117234172 is about 46013.4129575279. The cubic root of 2117234172 is about 1284.0727557496.

The spelling of 2117234172 in words is "two billion, one hundred seventeen million, two hundred thirty-four thousand, one hundred seventy-two".