2117430724 has 6 divisors (see below), whose sum is σ = 3705503774. Its totient is φ = 1058715360.

The previous prime is 2117430713. The next prime is 2117430739. The reversal of 2117430724 is 4270347112.

It can be written as a sum of positive squares in only one way, i.e., 1876622400 + 240808324 = 43320^2 + 15518^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264678837 + ... + 264678844.

Almost surely, 2^2117430724 is an apocalyptic number.

It is an amenable number.

2117430724 is a deficient number, since it is larger than the sum of its proper divisors (1588073050).

2117430724 is a wasteful number, since it uses less digits than its factorization.

2117430724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529357685 (or 529357683 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 31.

The square root of 2117430724 is about 46015.5487199707. The cubic root of 2117430724 is about 1284.1124898615.

Adding to 2117430724 its reverse (4270347112), we get a palindrome (6387777836).

The spelling of 2117430724 in words is "two billion, one hundred seventeen million, four hundred thirty thousand, seven hundred twenty-four".