43561036 has 6 divisors (see below), whose sum is σ = 76231820. Its totient is φ = 21780516.

The previous prime is 43561027. The next prime is 43561061. The reversal of 43561036 is 63016534.

It is a junction number, because it is equal to n+sod(n) for n = 43560995 and 43561013.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5445126 + ... + 5445133.

Almost surely, 2^43561036 is an apocalyptic number.

It is an amenable number.

43561036 is a deficient number, since it is larger than the sum of its proper divisors (32670784).

43561036 is a wasteful number, since it uses less digits than its factorization.

43561036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10890263 (or 10890261 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 43561036 is about 6600.0784843818. The cubic root of 43561036 is about 351.8568955999.

The spelling of 43561036 in words is "forty-three million, five hundred sixty-one thousand, thirty-six".