516522216 has 32 divisors (see below), whose sum is σ = 1475778240. Its totient is φ = 147577728.

The previous prime is 516522199. The next prime is 516522241. The reversal of 516522216 is 612225615.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1537101 + ... + 1537436.

It is an arithmetic number, because the mean of its divisors is an integer number (46118070).

Almost surely, 2^516522216 is an apocalyptic number.

516522216 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

516522216 is an abundant number, since it is smaller than the sum of its proper divisors (959256024).

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

516522216 is a wasteful number, since it uses less digits than its factorization.

516522216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3074553 (or 3074549 counting only the distinct ones).

The product of its digits is 7200, while the sum is 30.

The square root of 516522216 is about 22727.1251151570. The cubic root of 516522216 is about 802.3484202406.

The spelling of 516522216 in words is "five hundred sixteen million, five hundred twenty-two thousand, two hundred sixteen".