404022233 has 8 divisors (see below), whose sum is σ = 413424648. Its totient is φ = 394685824.

The previous prime is 404022217. The next prime is 404022239. The reversal of 404022233 is 332220404.

It can be written as a sum of positive squares in 4 ways, for example, as 127531849 + 276490384 = 11293^2 + 16628^2 .

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 404022233 - 2⁴ = 404022217 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (404022239) 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, 4010 + ... + 28707.

It is an arithmetic number, because the mean of its divisors is an integer number (51678081).

Almost surely, 2^404022233 is an apocalyptic number.

It is an amenable number.

404022233 is a deficient number, since it is larger than the sum of its proper divisors (9402415).

404022233 is a wasteful number, since it uses less digits than its factorization.

404022233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33003.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 404022233 is about 20100.3043011791. The cubic root of 404022233 is about 739.2677398452.

Adding to 404022233 its reverse (332220404), we get a palindrome (736242637).

The spelling of 404022233 in words is "four hundred four million, twenty-two thousand, two hundred thirty-three".