2117184406 has 8 divisors (see below), whose sum is σ = 3187583280. Its totient is φ = 1054656648.

The previous prime is 2117184397. The next prime is 2117184409. The reversal of 2117184406 is 6044817112.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2117184409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1967106 + ... + 1968181.

It is an arithmetic number, because the mean of its divisors is an integer number (398447910).

Almost surely, 2^2117184406 is an apocalyptic number.

2117184406 is a deficient number, since it is larger than the sum of its proper divisors (1070398874).

2117184406 is a wasteful number, since it uses less digits than its factorization.

2117184406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3935558.

The product of its (nonzero) digits is 10752, while the sum is 34.

The square root of 2117184406 is about 46012.8721772506. The cubic root of 2117184406 is about 1284.0626948777.

The spelling of 2117184406 in words is "two billion, one hundred seventeen million, one hundred eighty-four thousand, four hundred six".