519954056 has 16 divisors (see below), whose sum is σ = 975237900. Its totient is φ = 259890624.

The previous prime is 519954053. The next prime is 519954101. The reversal of 519954056 is 650459915.

It can be written as a sum of positive squares in 2 ways, for example, as 491331556 + 28622500 = 22166^2 + 5350^2 .

It is a super-2 number, since 2×519954056² = 540704440701702272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 519953998 and 519954016.

It is not an unprimeable number, because it can be changed into a prime (519954053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19910 + ... + 37898.

Almost surely, 2^519954056 is an apocalyptic number.

It is an amenable number.

519954056 is a deficient number, since it is larger than the sum of its proper divisors (455283844).

519954056 is a wasteful number, since it uses less digits than its factorization.

519954056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21608 (or 21604 counting only the distinct ones).

The product of its (nonzero) digits is 243000, while the sum is 44.

The square root of 519954056 is about 22802.5010908891. The cubic root of 519954056 is about 804.1214679146.

The spelling of 519954056 in words is "five hundred nineteen million, nine hundred fifty-four thousand, fifty-six".