43425280 has 40 divisors (see below), whose sum is σ = 104125032. Its totient is φ = 17369088.

The previous prime is 43425271. The next prime is 43425289. The reversal of 43425280 is 8252434.

It is an interprime number because it is at equal distance from previous prime (43425271) and next prime (43425289).

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43425289) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5922 + ... + 11041.

Almost surely, 2^43425280 is an apocalyptic number.

43425280 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43425280 is an abundant number, since it is smaller than the sum of its proper divisors (60699752).

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

43425280 is an equidigital number, since it uses as much as digits as its factorization.

43425280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16986 (or 16970 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 43425280 is about 6589.7860359802. The cubic root of 43425280 is about 351.4909998660.

The spelling of 43425280 in words is "forty-three million, four hundred twenty-five thousand, two hundred eighty".