3400223 has 2 divisors, whose sum is σ = 3400224. Its totient is φ = 3400222.

The previous prime is 3400219. The next prime is 3400231. The reversal of 3400223 is 3220043.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3400223 - 2² = 3400219 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 3400198 and 3400207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3400213) 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, 1700111 + 1700112.

It is an arithmetic number, because the mean of its divisors is an integer number (1700112).

Almost surely, 2^3400223 is an apocalyptic number.

3400223 is a deficient number, since it is larger than the sum of its proper divisors (1).

3400223 is an equidigital number, since it uses as much as digits as its factorization.

3400223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 3400223 is about 1843.9693598322. The cubic root of 3400223 is about 150.3727470378.

Adding to 3400223 its reverse (3220043), we get a palindrome (6620266).

The spelling of 3400223 in words is "three million, four hundred thousand, two hundred twenty-three".