516839136 has 48 divisors (see below), whose sum is σ = 1480042368. Its totient is φ = 156617600.

The previous prime is 516839111. The next prime is 516839137. The reversal of 516839136 is 631938615.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516839137) 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, 243660 + ... + 245771.

It is an arithmetic number, because the mean of its divisors is an integer number (30834216).

Almost surely, 2^516839136 is an apocalyptic number.

It is an amenable number.

516839136 is an abundant number, since it is smaller than the sum of its proper divisors (963203232).

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

516839136 is a wasteful number, since it uses less digits than its factorization.

516839136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489455 (or 489447 counting only the distinct ones).

The product of its digits is 116640, while the sum is 42.

The square root of 516839136 is about 22734.0963312818. The cubic root of 516839136 is about 802.5124843508.

The spelling of 516839136 in words is "five hundred sixteen million, eight hundred thirty-nine thousand, one hundred thirty-six".