19932343 has 2 divisors, whose sum is σ = 19932344. Its totient is φ = 19932342.

The previous prime is 19932337. The next prime is 19932359. The reversal of 19932343 is 34323991.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-19932343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 19932299 and 19932308.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19932373) 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 as a sum of consecutive naturals, namely, 9966171 + 9966172.

It is an arithmetic number, because the mean of its divisors is an integer number (9966172).

Almost surely, 2^19932343 is an apocalyptic number.

19932343 is a deficient number, since it is larger than the sum of its proper divisors (1).

19932343 is an equidigital number, since it uses as much as digits as its factorization.

19932343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17496, while the sum is 34.

The square root of 19932343 is about 4464.5652643903. The cubic root of 19932343 is about 271.1353336114.

The spelling of 19932343 in words is "nineteen million, nine hundred thirty-two thousand, three hundred forty-three".