433919340 has 144 divisors (see below), whose sum is σ = 1405797120. Its totient is φ = 108017280.

The previous prime is 433919323. The next prime is 433919363. The reversal of 433919340 is 43919334.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 433919295 and 433919304.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 241927 + ... + 243713.

It is an arithmetic number, because the mean of its divisors is an integer number (9762480).

Almost surely, 2^433919340 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 433919340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (702898560).

433919340 is an abundant number, since it is smaller than the sum of its proper divisors (971877780).

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

433919340 is a wasteful number, since it uses less digits than its factorization.

433919340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1892 (or 1887 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 36.

The square root of 433919340 is about 20830.7306640934. The cubic root of 433919340 is about 757.0705208487.

The spelling of 433919340 in words is "four hundred thirty-three million, nine hundred nineteen thousand, three hundred forty".