43064532 has 54 divisors (see below), whose sum is σ = 126635418. Its totient is φ = 12303648.

The previous prime is 43064521. The next prime is 43064537. The reversal of 43064532 is 23546034.

It can be written as a sum of positive squares in only one way, i.e., 31203396 + 11861136 = 5586^2 + 3444^2 .

It is a junction number, because it is equal to n+sod(n) for n = 43064496 and 43064505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43064537) by changing a digit.

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 17 ways as a sum of consecutive naturals, for example, 10443 + ... + 13970.

Almost surely, 2^43064532 is an apocalyptic number.

43064532 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

43064532 is an abundant number, since it is smaller than the sum of its proper divisors (83570886).

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

43064532 is a wasteful number, since it uses less digits than its factorization.

43064532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24437 (or 24425 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 43064532 is about 6562.3571984463. The cubic root of 43064532 is about 350.5149752488.

The spelling of 43064532 in words is "forty-three million, sixty-four thousand, five hundred thirty-two".