433440342 has 16 divisors (see below), whose sum is σ = 963200880. Its totient is φ = 144480096.

The previous prime is 433440341. The next prime is 433440349. The reversal of 433440342 is 243044334.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (433440341) 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, 4013283 + ... + 4013390.

It is an arithmetic number, because the mean of its divisors is an integer number (60200055).

Almost surely, 2^433440342 is an apocalyptic number.

433440342 is an abundant number, since it is smaller than the sum of its proper divisors (529760538).

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

433440342 is a wasteful number, since it uses less digits than its factorization.

433440342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8026684 (or 8026678 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

The square root of 433440342 is about 20819.2301010388. The cubic root of 433440342 is about 756.7918447985.

Adding to 433440342 its reverse (243044334), we get a palindrome (676484676).

The spelling of 433440342 in words is "four hundred thirty-three million, four hundred forty thousand, three hundred forty-two".