532707840 has 400 divisors, whose sum is σ = 2186502912. Its totient is φ = 121430016.

The previous prime is 532707839. The next prime is 532707871. The reversal of 532707840 is 48707235.

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 = 532707795 and 532707804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1451337 + ... + 1451703.

Almost surely, 2^532707840 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 532707840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1093251456).

532707840 is an abundant number, since it is smaller than the sum of its proper divisors (1653795072).

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

532707840 is an equidigital number, since it uses as much as digits as its factorization.

532707840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409 (or 384 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 36.

The square root of 532707840 is about 23080.4644667303. The cubic root of 532707840 is about 810.6431106575.

The spelling of 532707840 in words is "five hundred thirty-two million, seven hundred seven thousand, eight hundred forty".