403313223 has 8 divisors (see below), whose sum is σ = 537960448. Its totient is φ = 268770744.

The previous prime is 403313221. The next prime is 403313227. The reversal of 403313223 is 322313304.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 403313223 - 2¹ = 403313221 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 403313223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403313221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16711 + ... + 32952.

It is an arithmetic number, because the mean of its divisors is an integer number (67245056).

Almost surely, 2^403313223 is an apocalyptic number.

403313223 is a deficient number, since it is larger than the sum of its proper divisors (134647225).

403313223 is a wasteful number, since it uses less digits than its factorization.

403313223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52373.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 403313223 is about 20082.6597591056. The cubic root of 403313223 is about 738.8350449073.

Adding to 403313223 its reverse (322313304), we get a palindrome (725626527).

The spelling of 403313223 in words is "four hundred three million, three hundred thirteen thousand, two hundred twenty-three".