43140960 has 72 divisors (see below), whose sum is σ = 147223440. Its totient is φ = 11503872.

The previous prime is 43140959. The next prime is 43140961. The reversal of 43140960 is 6904134.

It is an interprime number because it is at equal distance from previous prime (43140959) and next prime (43140961).

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×43140960² = 3722284859443200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43140961) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13540 + ... + 16419.

It is an arithmetic number, because the mean of its divisors is an integer number (2044770).

Almost surely, 2^43140960 is an apocalyptic number.

43140960 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43140960 is an abundant number, since it is smaller than the sum of its proper divisors (104082480).

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

43140960 is a wasteful number, since it uses less digits than its factorization.

43140960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29980 (or 29969 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 43140960 is about 6568.1778295049. The cubic root of 43140960 is about 350.7222094083.

It can be divided in two parts, 43140 and 960, that added together give a square (44100 = 210²).

The spelling of 43140960 in words is "forty-three million, one hundred forty thousand, nine hundred sixty".