43940214 has 12 divisors (see below), whose sum is σ = 95203836. Its totient is φ = 14646732.

The previous prime is 43940213. The next prime is 43940227. The reversal of 43940214 is 41204934.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43940213) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1220544 + ... + 1220579.

It is an arithmetic number, because the mean of its divisors is an integer number (7933653).

Almost surely, 2^43940214 is an apocalyptic number.

43940214 is an abundant number, since it is smaller than the sum of its proper divisors (51263622).

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

43940214 is a wasteful number, since it uses less digits than its factorization.

43940214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2441131 (or 2441128 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 43940214 is about 6628.7415095175. The cubic root of 43940214 is about 352.8748630217.

The spelling of 43940214 in words is "forty-three million, nine hundred forty thousand, two hundred fourteen".