340003223 has 4 divisors (see below), whose sum is σ = 388575120. Its totient is φ = 291431328.

The previous prime is 340003219. The next prime is 340003231. The reversal of 340003223 is 322300043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 322300043 = 13 ⋅24792311.

It is a cyclic number.

It is not a de Polignac number, because 340003223 - 2² = 340003219 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340003243) 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 3 ways as a sum of consecutive naturals, for example, 24285938 + ... + 24285951.

It is an arithmetic number, because the mean of its divisors is an integer number (97143780).

Almost surely, 2^340003223 is an apocalyptic number.

340003223 is a deficient number, since it is larger than the sum of its proper divisors (48571897).

340003223 is an equidigital number, since it uses as much as digits as its factorization.

340003223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48571896.

The product of its (nonzero) digits is 432, while the sum is 17.

The square root of 340003223 is about 18439.1763102369. The cubic root of 340003223 is about 697.9554100792.

Adding to 340003223 its reverse (322300043), we get a palindrome (662303266).

The spelling of 340003223 in words is "three hundred forty million, three thousand, two hundred twenty-three".