40040214 has 8 divisors (see below), whose sum is σ = 80080440. Its totient is φ = 13346736.

The previous prime is 40040197. The next prime is 40040227. The reversal of 40040214 is 41204004.

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

40040214 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 40040193 and 40040202.

It is a congruent number.

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, 3336679 + ... + 3336690.

It is an arithmetic number, because the mean of its divisors is an integer number (10010055).

Almost surely, 2^40040214 is an apocalyptic number.

40040214 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

40040214 is a wasteful number, since it uses less digits than its factorization.

40040214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6673374.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 40040214 is about 6327.7337175327. The cubic root of 40040214 is about 342.1097592375.

Adding to 40040214 its reverse (41204004), we get a palindrome (81244218).

The spelling of 40040214 in words is "forty million, forty thousand, two hundred fourteen".