535040440 has 64 divisors (see below), whose sum is σ = 1316412000. Its totient is φ = 194096640.

The previous prime is 535040419. The next prime is 535040477. The reversal of 535040440 is 44040535.

535040440 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 222766 + ... + 225154.

Almost surely, 2^535040440 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 535040440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (658206000).

535040440 is an abundant number, since it is smaller than the sum of its proper divisors (781371560).

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

535040440 is a wasteful number, since it uses less digits than its factorization.

535040440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2920 (or 2916 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 535040440 is about 23130.9411827535. The cubic root of 535040440 is about 811.8245918441.

Adding to 535040440 its reverse (44040535), we get a palindrome (579080975).

The spelling of 535040440 in words is "five hundred thirty-five million, forty thousand, four hundred forty".