433140340 has 24 divisors (see below), whose sum is σ = 957468960. Its totient is φ = 164137248.

The previous prime is 433140319. The next prime is 433140341. The reversal of 433140340 is 43041334.

It is a super-2 number, since 2×433140340² = 375221108270631200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (433140341) 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, 569542 + ... + 570301.

It is an arithmetic number, because the mean of its divisors is an integer number (39894540).

Almost surely, 2^433140340 is an apocalyptic number.

It is an amenable number.

433140340 is an abundant number, since it is smaller than the sum of its proper divisors (524328620).

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

433140340 is a wasteful number, since it uses less digits than its factorization.

433140340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1139871 (or 1139869 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 433140340 is about 20812.0239284890. The cubic root of 433140340 is about 756.6172021805.

Adding to 433140340 its reverse (43041334), we get a palindrome (476181674).

The spelling of 433140340 in words is "four hundred thirty-three million, one hundred forty thousand, three hundred forty".