353040223 has 4 divisors (see below), whose sum is σ = 353261520. Its totient is φ = 352818928.

The previous prime is 353040157. The next prime is 353040239. The reversal of 353040223 is 322040353.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 322040353 = 1699 ⋅189547.

It is a cyclic number.

It is not a de Polignac number, because 353040223 - 2⁹ = 353039711 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 353040194 and 353040203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (353040263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108238 + ... + 111451.

It is an arithmetic number, because the mean of its divisors is an integer number (88315380).

Almost surely, 2^353040223 is an apocalyptic number.

353040223 is a deficient number, since it is larger than the sum of its proper divisors (221297).

353040223 is a wasteful number, since it uses less digits than its factorization.

353040223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221296.

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 353040223 is about 18789.3646247019. The cubic root of 353040223 is about 706.7645038039.

Adding to 353040223 its reverse (322040353), we get a palindrome (675080576).

The spelling of 353040223 in words is "three hundred fifty-three million, forty thousand, two hundred twenty-three".