519442946 has 8 divisors (see below), whose sum is σ = 849997584. Its totient is φ = 236110420.

The previous prime is 519442907. The next prime is 519442951. The reversal of 519442946 is 649244915.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 519442897 and 519442906.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11805500 + ... + 11805543.

It is an arithmetic number, because the mean of its divisors is an integer number (106249698).

Almost surely, 2^519442946 is an apocalyptic number.

519442946 is a deficient number, since it is larger than the sum of its proper divisors (330554638).

519442946 is a wasteful number, since it uses less digits than its factorization.

519442946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23611056.

The product of its digits is 311040, while the sum is 44.

The square root of 519442946 is about 22791.2910121388. The cubic root of 519442946 is about 803.8579002268.

The spelling of 519442946 in words is "five hundred nineteen million, four hundred forty-two thousand, nine hundred forty-six".