40360218 has 16 divisors (see below), whose sum is σ = 84969120. Its totient is φ = 12745296.

The previous prime is 40360213. The next prime is 40360247. The reversal of 40360218 is 81206304.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (40360213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176905 + ... + 177132.

It is an arithmetic number, because the mean of its divisors is an integer number (5310570).

Almost surely, 2^40360218 is an apocalyptic number.

40360218 is an abundant number, since it is smaller than the sum of its proper divisors (44608902).

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

40360218 is a wasteful number, since it uses less digits than its factorization.

40360218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354061.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 40360218 is about 6352.9692270623. The cubic root of 40360218 is about 343.0187298348.

The spelling of 40360218 in words is "forty million, three hundred sixty thousand, two hundred eighteen".