43125240 has 32 divisors (see below), whose sum is σ = 129376080. Its totient is φ = 11500032.

The previous prime is 43125227. The next prime is 43125281. The reversal of 43125240 is 4252134.

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 7 ways as a sum of consecutive naturals, for example, 179569 + ... + 179808.

Almost surely, 2^43125240 is an apocalyptic number.

43125240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43125240 is an abundant number, since it is smaller than the sum of its proper divisors (86250840).

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

43125240 is a wasteful number, since it uses less digits than its factorization.

43125240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359391 (or 359387 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 43125240 is about 6566.9810415441. The cubic root of 43125240 is about 350.6796047086.

Adding to 43125240 its reverse (4252134), we get a palindrome (47377374).

It can be divided in two parts, 43125 and 240, that added together give a triangular number (43365 = T₂₉₄).

The spelling of 43125240 in words is "forty-three million, one hundred twenty-five thousand, two hundred forty".