43906132 has 6 divisors (see below), whose sum is σ = 76835738. Its totient is φ = 21953064.

The previous prime is 43906127. The next prime is 43906141. The reversal of 43906132 is 23160934.

It can be written as a sum of positive squares in only one way, i.e., 24245776 + 19660356 = 4924^2 + 4434^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 43906132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5488263 + ... + 5488270.

Almost surely, 2^43906132 is an apocalyptic number.

It is an amenable number.

43906132 is a deficient number, since it is larger than the sum of its proper divisors (32929606).

43906132 is a wasteful number, since it uses less digits than its factorization.

43906132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10976537 (or 10976535 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 43906132 is about 6626.1702362677. The cubic root of 43906132 is about 352.7836042346.

The spelling of 43906132 in words is "forty-three million, nine hundred six thousand, one hundred thirty-two".