516330442 has 8 divisors (see below), whose sum is σ = 801202500. Its totient is φ = 249262944.

The previous prime is 516330421. The next prime is 516330469. The reversal of 516330442 is 244033615.

It can be written as a sum of positive squares in 2 ways, for example, as 483164361 + 33166081 = 21981^2 + 5759^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 516330442.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4451067 + ... + 4451182.

Almost surely, 2^516330442 is an apocalyptic number.

516330442 is a deficient number, since it is larger than the sum of its proper divisors (284872058).

516330442 is a wasteful number, since it uses less digits than its factorization.

516330442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8902280.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 516330442 is about 22722.9056680698. The cubic root of 516330442 is about 802.2491094992.

The spelling of 516330442 in words is "five hundred sixteen million, three hundred thirty thousand, four hundred forty-two".