40854218 has 32 divisors (see below), whose sum is σ = 67584000. Its totient is φ = 18448560.

The previous prime is 40854217. The next prime is 40854223. The reversal of 40854218 is 81245804.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (40854217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92843 + ... + 93281.

It is an arithmetic number, because the mean of its divisors is an integer number (2112000).

Almost surely, 2^40854218 is an apocalyptic number.

40854218 is a deficient number, since it is larger than the sum of its proper divisors (26729782).

40854218 is a wasteful number, since it uses less digits than its factorization.

40854218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570.

The product of its (nonzero) digits is 10240, while the sum is 32.

The square root of 40854218 is about 6391.7304386215. The cubic root of 40854218 is about 344.4125492569.

The spelling of 40854218 in words is "forty million, eight hundred fifty-four thousand, two hundred eighteen".