423313331 has 8 divisors (see below), whose sum is σ = 509249280. Its totient is φ = 343743048.

The previous prime is 423313327. The next prime is 423313333. The reversal of 423313331 is 133313324.

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

It is a cyclic number.

It is not a de Polignac number, because 423313331 - 2² = 423313327 is a prime.

It is a super-2 number, since 2×423313331² = 358388352404631122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 423313297 and 423313306.

It is not an unprimeable number, because it can be changed into a prime (423313333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1591271 + ... + 1591536.

It is an arithmetic number, because the mean of its divisors is an integer number (63656160).

Almost surely, 2^423313331 is an apocalyptic number.

423313331 is a deficient number, since it is larger than the sum of its proper divisors (85935949).

423313331 is a wasteful number, since it uses less digits than its factorization.

423313331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3182833.

The product of its digits is 1944, while the sum is 23.

The square root of 423313331 is about 20574.5797283930. The cubic root of 423313331 is about 750.8513774725.

Adding to 423313331 its reverse (133313324), we get a palindrome (556626655).

The spelling of 423313331 in words is "four hundred twenty-three million, three hundred thirteen thousand, three hundred thirty-one".