19232641 has 2 divisors, whose sum is σ = 19232642. Its totient is φ = 19232640.

The previous prime is 19232611. The next prime is 19232651. The reversal of 19232641 is 14623291.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16982641 + 2250000 = 4121^2 + 1500^2 .

It is an emirp because it is prime and its reverse (14623291) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 19232641 - 2¹⁹ = 18708353 is a prime.

It is not a weakly prime, because it can be changed into another prime (19232611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9616320 + 9616321.

It is an arithmetic number, because the mean of its divisors is an integer number (9616321).

Almost surely, 2^19232641 is an apocalyptic number.

It is an amenable number.

19232641 is a deficient number, since it is larger than the sum of its proper divisors (1).

19232641 is an equidigital number, since it uses as much as digits as its factorization.

19232641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592, while the sum is 28.

The square root of 19232641 is about 4385.5035058702. The cubic root of 19232641 is about 267.9248369080.

The spelling of 19232641 in words is "nineteen million, two hundred thirty-two thousand, six hundred forty-one".