433225331 has 32 divisors (see below), whose sum is σ = 576253440. Its totient is φ = 315302400.

The previous prime is 433225319. The next prime is 433225333. The reversal of 433225331 is 133522334.

It is a happy number.

It is not a de Polignac number, because 433225331 - 2²² = 429031027 is a prime.

It is a super-2 number, since 2×433225331² = 375368374840119122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 433225331.

It is not an unprimeable number, because it can be changed into a prime (433225333) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 180761 + ... + 183141.

It is an arithmetic number, because the mean of its divisors is an integer number (18007920).

Almost surely, 2^433225331 is an apocalyptic number.

433225331 is a deficient number, since it is larger than the sum of its proper divisors (143028109).

433225331 is a wasteful number, since it uses less digits than its factorization.

433225331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2555.

The product of its digits is 6480, while the sum is 26.

The square root of 433225331 is about 20814.0657008668. The cubic root of 433225331 is about 756.6666868710. Note that the first 4 decimals are identical.

Adding to 433225331 its reverse (133522334), we get a palindrome (566747665).

The spelling of 433225331 in words is "four hundred thirty-three million, two hundred twenty-five thousand, three hundred thirty-one".