516226617 has 6 divisors (see below), whose sum is σ = 745660682. Its totient is φ = 344151072.

The previous prime is 516226603. The next prime is 516226619. The reversal of 516226617 is 716622615.

It is a happy number.

516226617 is a `hidden beast` number, since 5 + 16 + 2 + 26 + 617 = 666.

It can be written as a sum of positive squares in only one way, i.e., 440118441 + 76108176 = 20979^2 + 8724^2 .

It is not a de Polignac number, because 516226617 - 2¹⁶ = 516161081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (516226619) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28679248 + ... + 28679265.

Almost surely, 2^516226617 is an apocalyptic number.

It is an amenable number.

516226617 is a deficient number, since it is larger than the sum of its proper divisors (229434065).

516226617 is a wasteful number, since it uses less digits than its factorization.

516226617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57358519 (or 57358516 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 516226617 is about 22720.6209642254. The cubic root of 516226617 is about 802.1953331507.

The spelling of 516226617 in words is "five hundred sixteen million, two hundred twenty-six thousand, six hundred seventeen".