523219016 has 16 divisors (see below), whose sum is σ = 986912640. Its totient is φ = 260042320.

The previous prime is 523219009. The next prime is 523219027. The reversal of 523219016 is 610912325.

It is a self number, because there is not a number n which added to its sum of digits gives 523219016.

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, 194480 + ... + 197151.

It is an arithmetic number, because the mean of its divisors is an integer number (61682040).

Almost surely, 2^523219016 is an apocalyptic number.

It is an amenable number.

523219016 is a deficient number, since it is larger than the sum of its proper divisors (463693624).

523219016 is a wasteful number, since it uses less digits than its factorization.

523219016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391804 (or 391800 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 523219016 is about 22873.9812013563. The cubic root of 523219016 is about 805.8010703021.

The spelling of 523219016 in words is "five hundred twenty-three million, two hundred nineteen thousand, sixteen".