433023040 has 28 divisors (see below), whose sum is σ = 1031136876. Its totient is φ = 173209088.

The previous prime is 433023013. The next prime is 433023043. The reversal of 433023040 is 40320334.

It can be written as a sum of positive squares in 2 ways, for example, as 160376896 + 272646144 = 12664^2 + 16512^2 .

It is a junction number, because it is equal to n+sod(n) for n = 433022999 and 433023017.

It is not an unprimeable number, because it can be changed into a prime (433023043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 676279 + ... + 676918.

It is an arithmetic number, because the mean of its divisors is an integer number (36826317).

Almost surely, 2^433023040 is an apocalyptic number.

433023040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

433023040 is an abundant number, since it is smaller than the sum of its proper divisors (598113836).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

433023040 is a wasteful number, since it uses less digits than its factorization.

433023040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1353214 (or 1353204 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 433023040 is about 20809.2056551902. The cubic root of 433023040 is about 756.5488954429.

Adding to 433023040 its reverse (40320334), we get a palindrome (473343374).

The spelling of 433023040 in words is "four hundred thirty-three million, twenty-three thousand, forty".