43525412 has 24 divisors (see below), whose sum is σ = 87190656. Its totient is φ = 18623808.

The previous prime is 43525393. The next prime is 43525439. The reversal of 43525412 is 21452534.

It is a happy number.

It is a super-2 number, since 2×43525412² = 3788922979539488, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32753 + ... + 34055.

It is an arithmetic number, because the mean of its divisors is an integer number (3632944).

Almost surely, 2^43525412 is an apocalyptic number.

It is an amenable number.

43525412 is an abundant number, since it is smaller than the sum of its proper divisors (43665244).

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

43525412 is a wasteful number, since it uses less digits than its factorization.

43525412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2507 (or 2505 counting only the distinct ones).

The product of its digits is 4800, while the sum is 26.

The square root of 43525412 is about 6597.3791766125. The cubic root of 43525412 is about 351.7609538314.

Adding to 43525412 its reverse (21452534), we get a palindrome (64977946).

The spelling of 43525412 in words is "forty-three million, five hundred twenty-five thousand, four hundred twelve".