532534440 has 64 divisors (see below), whose sum is σ = 1631612160. Its totient is φ = 138986240.

The previous prime is 532534421. The next prime is 532534441. The reversal of 532534440 is 44435235.

It is a super-2 number, since 2×532534440² = 567185859572227200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 532534398 and 532534407.

It is not an unprimeable number, because it can be changed into a prime (532534441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41571 + ... + 52850.

It is an arithmetic number, because the mean of its divisors is an integer number (25493940).

Almost surely, 2^532534440 is an apocalyptic number.

It is an amenable number.

532534440 is an abundant number, since it is smaller than the sum of its proper divisors (1099077720).

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

532534440 is a wasteful number, since it uses less digits than its factorization.

532534440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94482 (or 94478 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

The square root of 532534440 is about 23076.7077374568. The cubic root of 532534440 is about 810.5551445096. Note that the first 3 decimals are identical.

Adding to 532534440 its reverse (44435235), we get a palindrome (576969675).

The spelling of 532534440 in words is "five hundred thirty-two million, five hundred thirty-four thousand, four hundred forty".