533144040 has 128 divisors (see below), whose sum is σ = 1879113600. Its totient is φ = 119301120.

The previous prime is 533144011. The next prime is 533144069. The reversal of 533144040 is 40441335.

It is an interprime number because it is at equal distance from previous prime (533144011) and next prime (533144069).

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

It is a self number, because there is not a number n which added to its sum of digits gives 533144040.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1626 + ... + 32694.

It is an arithmetic number, because the mean of its divisors is an integer number (14680575).

Almost surely, 2^533144040 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 533144040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (939556800).

533144040 is an abundant number, since it is smaller than the sum of its proper divisors (1345969560).

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

533144040 is a wasteful number, since it uses less digits than its factorization.

533144040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31107 (or 31103 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 533144040 is about 23089.9120829855. The cubic root of 533144040 is about 810.8643113658.

Adding to 533144040 its reverse (40441335), we get a palindrome (573585375).

The spelling of 533144040 in words is "five hundred thirty-three million, one hundred forty-four thousand, forty".