43520152 has 32 divisors (see below), whose sum is σ = 89006400. Its totient is φ = 19828224.

The previous prime is 43520131. The next prime is 43520159. The reversal of 43520152 is 25102534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43520159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5568 + ... + 10864.

It is an arithmetic number, because the mean of its divisors is an integer number (2781450).

Almost surely, 2^43520152 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 43520152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44503200).

43520152 is an abundant number, since it is smaller than the sum of its proper divisors (45486248).

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

43520152 is a wasteful number, since it uses less digits than its factorization.

43520152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5395 (or 5391 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 43520152 is about 6596.9805214204. The cubic root of 43520152 is about 351.7467832808.

Adding to 43520152 its reverse (25102534), we get a palindrome (68622686).

The spelling of 43520152 in words is "forty-three million, five hundred twenty thousand, one hundred fifty-two".