516541000 has 32 divisors (see below), whose sum is σ = 1208708280. Its totient is φ = 206616000.

The previous prime is 516540977. The next prime is 516541007. The reversal of 516541000 is 145615.

It can be written as a sum of positive squares in 4 ways, for example, as 123787876 + 392753124 = 11126^2 + 19818^2 .

It is not an unprimeable number, because it can be changed into a prime (516541007) 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, 257271 + ... + 259270.

Almost surely, 2^516541000 is an apocalyptic number.

516541000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

516541000 is an abundant number, since it is smaller than the sum of its proper divisors (692167280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

516541000 is a wasteful number, since it uses less digits than its factorization.

516541000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516562 (or 516548 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 516541000 is about 22727.5383620840. The cubic root of 516541000 is about 802.3581462695.

Adding to 516541000 its reverse (145615), we get a palindrome (516686615).

The spelling of 516541000 in words is "five hundred sixteen million, five hundred forty-one thousand".