516314261 has 8 divisors (see below), whose sum is σ = 524565600. Its totient is φ = 508079088.

The previous prime is 516314237. The next prime is 516314273. The reversal of 516314261 is 162413615.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-516314261 is a prime.

It is a super-2 number, since 2×516314261² = 533160832223952242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516314291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71390 + ... + 78288.

It is an arithmetic number, because the mean of its divisors is an integer number (65570700).

Almost surely, 2^516314261 is an apocalyptic number.

It is an amenable number.

516314261 is a deficient number, since it is larger than the sum of its proper divisors (8251339).

516314261 is a wasteful number, since it uses less digits than its factorization.

516314261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8083.

The product of its digits is 4320, while the sum is 29.

The square root of 516314261 is about 22722.5496148650. The cubic root of 516314261 is about 802.2407289949.

Adding to 516314261 its reverse (162413615), we get a palindrome (678727876).

The spelling of 516314261 in words is "five hundred sixteen million, three hundred fourteen thousand, two hundred sixty-one".