533478440 has 64 divisors (see below), whose sum is σ = 1315560960. Its totient is φ = 193086720.

The previous prime is 533478437. The next prime is 533478497. The reversal of 533478440 is 44874335.

It is a junction number, because it is equal to n+sod(n) for n = 533478394 and 533478403.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95402 + ... + 100838.

It is an arithmetic number, because the mean of its divisors is an integer number (20555640).

Almost surely, 2^533478440 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 533478440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (657780480).

533478440 is an abundant number, since it is smaller than the sum of its proper divisors (782082520).

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

533478440 is a wasteful number, since it uses less digits than its factorization.

533478440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5682 (or 5678 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 38.

The square root of 533478440 is about 23097.1522054127. The cubic root of 533478440 is about 811.0338067455.

The spelling of 533478440 in words is "five hundred thirty-three million, four hundred seventy-eight thousand, four hundred forty".