516830842 has 16 divisors (see below), whose sum is σ = 846607392. Its totient is φ = 234677520.

The previous prime is 516830827. The next prime is 516830849. The reversal of 516830842 is 248038615.

It is a happy number.

It is a super-2 number, since 2×516830842² = 534228238484857928, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (516830849) 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, 10153 + ... + 33715.

It is an arithmetic number, because the mean of its divisors is an integer number (52912962).

Almost surely, 2^516830842 is an apocalyptic number.

516830842 is a deficient number, since it is larger than the sum of its proper divisors (329776550).

516830842 is a wasteful number, since it uses less digits than its factorization.

516830842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24573.

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 516830842 is about 22733.9139173174. The cubic root of 516830842 is about 802.5081915424.

The spelling of 516830842 in words is "five hundred sixteen million, eight hundred thirty thousand, eight hundred forty-two".