516417042 has 8 divisors (see below), whose sum is σ = 1032834096. Its totient is φ = 172139012.

The previous prime is 516416993. The next prime is 516417047. The reversal of 516417042 is 240714615.

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

516417042 is an admirable number.

It is a super-3 number, since 3×516417042³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (516417047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43034748 + ... + 43034759.

It is an arithmetic number, because the mean of its divisors is an integer number (129104262).

Almost surely, 2^516417042 is an apocalyptic number.

516417042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

516417042 is a wasteful number, since it uses less digits than its factorization.

516417042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86069512.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 516417042 is about 22724.8111543309. The cubic root of 516417042 is about 802.2939586135.

The spelling of 516417042 in words is "five hundred sixteen million, four hundred seventeen thousand, forty-two".