2117748362 has 8 divisors (see below), whose sum is σ = 3188983716. Its totient is φ = 1054753792.

The previous prime is 2117748349. The next prime is 2117748389. The reversal of 2117748362 is 2638477112.

It is a Cunningham number, because it is equal to 46019²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 2117748361 + 1 = 46019^2 + 1^2 .

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, 2059553 + ... + 2060580.

Almost surely, 2^2117748362 is an apocalyptic number.

2117748362 is a deficient number, since it is larger than the sum of its proper divisors (1071235354).

2117748362 is a wasteful number, since it uses less digits than its factorization.

2117748362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4120392.

The product of its digits is 112896, while the sum is 41.

The square root of 2117748362 is about 46019.0000108651. Note that the first 4 decimals coincide. The cubic root of 2117748362 is about 1284.1766970041.

The spelling of 2117748362 in words is "two billion, one hundred seventeen million, seven hundred forty-eight thousand, three hundred sixty-two".