43542316 has 12 divisors (see below), whose sum is σ = 77971432. Its totient is φ = 21264768.

The previous prime is 43542313. The next prime is 43542337. The reversal of 43542316 is 61324534.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (43542313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126405 + ... + 126748.

Almost surely, 2^43542316 is an apocalyptic number.

It is an amenable number.

43542316 is a deficient number, since it is larger than the sum of its proper divisors (34429116).

43542316 is a wasteful number, since it uses less digits than its factorization.

43542316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253200 (or 253198 counting only the distinct ones).

The product of its digits is 8640, while the sum is 28.

The square root of 43542316 is about 6598.6601670339. The cubic root of 43542316 is about 351.8064858343.

It can be divided in two parts, 4354 and 2316, that added together give a triangular number (6670 = T₁₁₅).

The spelling of 43542316 in words is "forty-three million, five hundred forty-two thousand, three hundred sixteen".