19963068 has 12 divisors (see below), whose sum is σ = 46580520. Its totient is φ = 6654352.

The previous prime is 19963037. The next prime is 19963079. The reversal of 19963068 is 86036991.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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, 831783 + ... + 831806.

It is an arithmetic number, because the mean of its divisors is an integer number (3881710).

Almost surely, 2^19963068 is an apocalyptic number.

It is an amenable number.

19963068 is an abundant number, since it is smaller than the sum of its proper divisors (26617452).

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

19963068 is a wasteful number, since it uses less digits than its factorization.

19963068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1663596 (or 1663594 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 42.

The square root of 19963068 is about 4468.0049239006. The cubic root of 19963068 is about 271.2745772573.

The spelling of 19963068 in words is "nineteen million, nine hundred sixty-three thousand, sixty-eight".