345414223 has 24 divisors (see below), whose sum is σ = 436363424. Its totient is φ = 267632640.

The previous prime is 345414193. The next prime is 345414239. The reversal of 345414223 is 322414543.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-345414223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 345414191 and 345414200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345414263) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 162415 + ... + 164527.

Almost surely, 2^345414223 is an apocalyptic number.

345414223 is a deficient number, since it is larger than the sum of its proper divisors (90949201).

345414223 is a wasteful number, since it uses less digits than its factorization.

345414223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2335 (or 2324 counting only the distinct ones).

The product of its digits is 11520, while the sum is 28.

The square root of 345414223 is about 18585.3227843909. The cubic root of 345414223 is about 701.6384903638.

Adding to 345414223 its reverse (322414543), we get a palindrome (667828766).

The spelling of 345414223 in words is "three hundred forty-five million, four hundred fourteen thousand, two hundred twenty-three".