19682241 has 12 divisors (see below), whose sum is σ = 27120816. Its totient is φ = 12696360.

The previous prime is 19682231. The next prime is 19682249. The reversal of 19682241 is 14228691.

It is not a de Polignac number, because 19682241 - 2⁶ = 19682177 is a prime.

It is a super-2 number, since 2×19682241² = 774781221564162, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (19682249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 531 + ... + 6296.

It is an arithmetic number, because the mean of its divisors is an integer number (2260068).

Almost surely, 2^19682241 is an apocalyptic number.

It is an amenable number.

19682241 is a deficient number, since it is larger than the sum of its proper divisors (7438575).

19682241 is an equidigital number, since it uses as much as digits as its factorization.

19682241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6892 (or 6861 counting only the distinct ones).

The product of its digits is 6912, while the sum is 33.

The square root of 19682241 is about 4436.4671755801. The cubic root of 19682241 is about 269.9965294478.

The spelling of 19682241 in words is "nineteen million, six hundred eighty-two thousand, two hundred forty-one".