2117350472 has 8 divisors (see below), whose sum is σ = 3970032150. Its totient is φ = 1058675232.

The previous prime is 2117350457. The next prime is 2117350531. The reversal of 2117350472 is 2740537112.

It can be written as a sum of positive squares in only one way, i.e., 1247926276 + 869424196 = 35326^2 + 29486^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132334397 + ... + 132334412.

Almost surely, 2^2117350472 is an apocalyptic number.

It is an amenable number.

2117350472 is a deficient number, since it is larger than the sum of its proper divisors (1852681678).

2117350472 is a wasteful number, since it uses less digits than its factorization.

2117350472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264668815 (or 264668811 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 32.

The square root of 2117350472 is about 46014.6767021132. The cubic root of 2117350472 is about 1284.0962667574.

Adding to 2117350472 its reverse (2740537112), we get a palindrome (4857887584).

The spelling of 2117350472 in words is "two billion, one hundred seventeen million, three hundred fifty thousand, four hundred seventy-two".