433140144 has 80 divisors (see below), whose sum is σ = 1189611360. Its totient is φ = 135331840.

The previous prime is 433140139. The next prime is 433140233. The reversal of 433140144 is 441041334.

It is a super-2 number, since 2×433140144² = 375220768688681472, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 228352 + ... + 230240.

It is an arithmetic number, because the mean of its divisors is an integer number (14870142).

Almost surely, 2^433140144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 433140144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (594805680).

433140144 is an abundant number, since it is smaller than the sum of its proper divisors (756471216).

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

433140144 is a wasteful number, since it uses less digits than its factorization.

433140144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2198 (or 2192 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 433140144 is about 20812.0192196721. The cubic root of 433140144 is about 756.6170880551.

Adding to 433140144 its reverse (441041334), we get a palindrome (874181478).

The spelling of 433140144 in words is "four hundred thirty-three million, one hundred forty thousand, one hundred forty-four".