19332641 has 2 divisors, whose sum is σ = 19332642. Its totient is φ = 19332640.

The previous prime is 19332637. The next prime is 19332659. The reversal of 19332641 is 14623391.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13476241 + 5856400 = 3671^2 + 2420^2 .

It is a cyclic number.

It is not a de Polignac number, because 19332641 - 2² = 19332637 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (19332041) 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 as a sum of consecutive naturals, namely, 9666320 + 9666321.

It is an arithmetic number, because the mean of its divisors is an integer number (9666321).

Almost surely, 2^19332641 is an apocalyptic number.

It is an amenable number.

19332641 is a deficient number, since it is larger than the sum of its proper divisors (1).

19332641 is an equidigital number, since it uses as much as digits as its factorization.

19332641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 29.

The square root of 19332641 is about 4396.8899235710. The cubic root of 19332641 is about 268.3883922699.

The spelling of 19332641 in words is "nineteen million, three hundred thirty-two thousand, six hundred forty-one".