43734538 has 8 divisors (see below), whose sum is σ = 66215232. Its totient is φ = 21662796.

The previous prime is 43734527. The next prime is 43734541. The reversal of 43734538 is 83543734.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 43734497 and 43734506.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101970 + ... + 102397.

It is an arithmetic number, because the mean of its divisors is an integer number (8276904).

Almost surely, 2^43734538 is an apocalyptic number.

43734538 is a deficient number, since it is larger than the sum of its proper divisors (22480694).

43734538 is a wasteful number, since it uses less digits than its factorization.

43734538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204476.

The product of its digits is 120960, while the sum is 37.

The square root of 43734538 is about 6613.2093570369. The cubic root of 43734538 is about 352.3234211091.

It can be divided in two parts, 4373 and 4538, that added together give a triangular number (8911 = T₁₃₃).

The spelling of 43734538 in words is "forty-three million, seven hundred thirty-four thousand, five hundred thirty-eight".