40663224 has 48 divisors (see below), whose sum is σ = 125863920. Its totient is φ = 11617920.

The previous prime is 40663223. The next prime is 40663237. The reversal of 40663224 is 42236604.

40663224 is a `hidden beast` number, since 4 + 0 + 6 + 632 + 24 = 666.

40663224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40663223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39837 + ... + 40844.

It is an arithmetic number, because the mean of its divisors is an integer number (2622165).

Almost surely, 2^40663224 is an apocalyptic number.

It is an amenable number.

40663224 is an abundant number, since it is smaller than the sum of its proper divisors (85200696).

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

40663224 is a wasteful number, since it uses less digits than its factorization.

40663224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80700 (or 80693 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 40663224 is about 6376.7722242526. The cubic root of 40663224 is about 343.8749996531.

Adding to 40663224 its reverse (42236604), we get a palindrome (82899828).

The spelling of 40663224 in words is "forty million, six hundred sixty-three thousand, two hundred twenty-four".