516226613 has 12 divisors (see below), whose sum is σ = 615157452. Its totient is φ = 431686080.

The previous prime is 516226603. The next prime is 516226619. The reversal of 516226613 is 316622615.

It can be written as a sum of positive squares in 2 ways, for example, as 186513649 + 329712964 = 13657^2 + 18158^2 .

It is not a de Polignac number, because 516226613 - 2¹⁸ = 515964469 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 516226613.

It is a congruent 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 11 ways as a sum of consecutive naturals, for example, 126470 + ... + 130487.

It is an arithmetic number, because the mean of its divisors is an integer number (51263121).

Almost surely, 2^516226613 is an apocalyptic number.

It is an amenable number.

516226613 is a deficient number, since it is larger than the sum of its proper divisors (98930839).

516226613 is a wasteful number, since it uses less digits than its factorization.

516226613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257012 (or 257005 counting only the distinct ones).

The product of its digits is 12960, while the sum is 32.

The square root of 516226613 is about 22720.6208761997. The cubic root of 516226613 is about 802.1953310787.

The spelling of 516226613 in words is "five hundred sixteen million, two hundred twenty-six thousand, six hundred thirteen".