516957249 has 8 divisors (see below), whose sum is σ = 700576192. Its totient is φ = 338988240.

The previous prime is 516957241. The next prime is 516957251. The reversal of 516957249 is 942759615.

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

It is not a de Polignac number, because 516957249 - 2³ = 516957241 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 516957198 and 516957207.

It is not an unprimeable number, because it can be changed into a prime (516957241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1412269 + ... + 1412634.

It is an arithmetic number, because the mean of its divisors is an integer number (87572024).

Almost surely, 2^516957249 is an apocalyptic number.

It is an amenable number.

516957249 is a deficient number, since it is larger than the sum of its proper divisors (183618943).

516957249 is a wasteful number, since it uses less digits than its factorization.

516957249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2824967.

The product of its digits is 680400, while the sum is 48.

The square root of 516957249 is about 22736.6938889540. The cubic root of 516957249 is about 802.5736122923.

The spelling of 516957249 in words is "five hundred sixteen million, nine hundred fifty-seven thousand, two hundred forty-nine".