43014240 has 120 divisors (see below), whose sum is σ = 151850160. Its totient is φ = 11467008.

The previous prime is 43014229. The next prime is 43014253. The reversal of 43014240 is 4241034.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a zygodrome in base 3.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 11301 + ... + 14619.

It is an arithmetic number, because the mean of its divisors is an integer number (1265418).

Almost surely, 2^43014240 is an apocalyptic number.

43014240 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 43014240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75925080).

43014240 is an abundant number, since it is smaller than the sum of its proper divisors (108835920).

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

43014240 is a wasteful number, since it uses less digits than its factorization.

43014240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3346 (or 3329 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 43014240 is about 6558.5242242444. The cubic root of 43014240 is about 350.3784749397.

Adding to 43014240 its reverse (4241034), we get a palindrome (47255274).

The spelling of 43014240 in words is "forty-three million, fourteen thousand, two hundred forty".