2117774248 has 16 divisors (see below), whose sum is σ = 3972120480. Its totient is φ = 1058542128.

The previous prime is 2117774237. The next prime is 2117774249. The reversal of 2117774248 is 8424777112.

It is not an unprimeable number, because it can be changed into a prime (2117774249) 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, 16036 + ... + 67027.

It is an arithmetic number, because the mean of its divisors is an integer number (248257530).

Almost surely, 2^2117774248 is an apocalyptic number.

It is an amenable number.

2117774248 is a deficient number, since it is larger than the sum of its proper divisors (1854346232).

2117774248 is a wasteful number, since it uses less digits than its factorization.

2117774248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86256 (or 86252 counting only the distinct ones).

The product of its digits is 175616, while the sum is 43.

The square root of 2117774248 is about 46019.2812634009. The cubic root of 2117774248 is about 1284.1819293007.

The spelling of 2117774248 in words is "two billion, one hundred seventeen million, seven hundred seventy-four thousand, two hundred forty-eight".