19483966 has 16 divisors (see below), whose sum is σ = 29916864. Its totient is φ = 9513504.

The previous prime is 19483963. The next prime is 19483993. The reversal of 19483966 is 66938491.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19483963) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 41851 + ... + 42313.

It is an arithmetic number, because the mean of its divisors is an integer number (1869804).

Almost surely, 2^19483966 is an apocalyptic number.

19483966 is a deficient number, since it is larger than the sum of its proper divisors (10432898).

19483966 is a wasteful number, since it uses less digits than its factorization.

19483966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 915.

The product of its digits is 279936, while the sum is 46.

The square root of 19483966 is about 4414.0645668137. The cubic root of 19483966 is about 269.0868373570.

It can be divided in two parts, 19483 and 966, that added together give a square (20449 = 143²).

The spelling of 19483966 in words is "nineteen million, four hundred eighty-three thousand, nine hundred sixty-six".