516443242 has 24 divisors (see below), whose sum is σ = 940324896. Its totient is φ = 211708728.

The previous prime is 516443231. The next prime is 516443243. The reversal of 516443242 is 242344615.

It is not an unprimeable number, because it can be changed into a prime (516443243) 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, 112308 + ... + 116815.

It is an arithmetic number, because the mean of its divisors is an integer number (39180204).

Almost surely, 2^516443242 is an apocalyptic number.

516443242 is a deficient number, since it is larger than the sum of its proper divisors (423881654).

516443242 is a wasteful number, since it uses less digits than its factorization.

516443242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229162 (or 229155 counting only the distinct ones).

The product of its digits is 23040, while the sum is 31.

The square root of 516443242 is about 22725.3876094556. The cubic root of 516443242 is about 802.3075262953.

Adding to 516443242 its reverse (242344615), we get a palindrome (758787857).

The spelling of 516443242 in words is "five hundred sixteen million, four hundred forty-three thousand, two hundred forty-two".