32403223 has 2 divisors, whose sum is σ = 32403224. Its totient is φ = 32403222.

The previous prime is 32403211. The next prime is 32403247. The reversal of 32403223 is 32230423.

It is a weak prime.

It is an emirp because it is prime and its reverse (32230423) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32403223 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32403223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32403253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16201611 + 16201612.

It is an arithmetic number, because the mean of its divisors is an integer number (16201612).

Almost surely, 2^32403223 is an apocalyptic number.

32403223 is a deficient number, since it is larger than the sum of its proper divisors (1).

32403223 is an equidigital number, since it uses as much as digits as its factorization.

32403223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 32403223 is about 5692.3828929544. The cubic root of 32403223 is about 318.8081412332.

Adding to 32403223 its reverse (32230423), we get a palindrome (64633646).

The spelling of 32403223 in words is "thirty-two million, four hundred three thousand, two hundred twenty-three".