43361120 has 96 divisors (see below), whose sum is σ = 113654016. Its totient is φ = 15500800.

The previous prime is 43361099. The next prime is 43361137. The reversal of 43361120 is 2116334.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 43361092 and 43361101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124787 + ... + 125133.

It is an arithmetic number, because the mean of its divisors is an integer number (1183896).

Almost surely, 2^43361120 is an apocalyptic number.

43361120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43361120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56827008).

43361120 is an abundant number, since it is smaller than the sum of its proper divisors (70292896).

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

43361120 is a wasteful number, since it uses less digits than its factorization.

43361120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444 (or 436 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 43361120 is about 6584.9160966561. The cubic root of 43361120 is about 351.3178075210.

Adding to 43361120 its reverse (2116334), we get a palindrome (45477454).

It can be divided in two parts, 43 and 361120, that added together give a palindrome (361163).

The spelling of 43361120 in words is "forty-three million, three hundred sixty-one thousand, one hundred twenty".