43725234 has 16 divisors (see below), whose sum is σ = 99943488. Its totient is φ = 12492912.

The previous prime is 43725233. The next prime is 43725247. The reversal of 43725234 is 43252734.

43725234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×43725234³ (a number of 24 digits) contains 333 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (43725233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 520497 + ... + 520580.

It is an arithmetic number, because the mean of its divisors is an integer number (6246468).

Almost surely, 2^43725234 is an apocalyptic number.

43725234 is an abundant number, since it is smaller than the sum of its proper divisors (56218254).

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

43725234 is a wasteful number, since it uses less digits than its factorization.

43725234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1041089.

The product of its digits is 20160, while the sum is 30.

The square root of 43725234 is about 6612.5058790144. The cubic root of 43725234 is about 352.2984351388.

Adding to 43725234 its reverse (43252734), we get a palindrome (86977968).

The spelling of 43725234 in words is "forty-three million, seven hundred twenty-five thousand, two hundred thirty-four".