40224782 has 16 divisors (see below), whose sum is σ = 65100672. Its totient is φ = 18530400.

The previous prime is 40224773. The next prime is 40224787. The reversal of 40224782 is 28742204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40224787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17123 + ... + 19329.

It is an arithmetic number, because the mean of its divisors is an integer number (4068792).

Almost surely, 2^40224782 is an apocalyptic number.

40224782 is a deficient number, since it is larger than the sum of its proper divisors (24875890).

40224782 is a wasteful number, since it uses less digits than its factorization.

40224782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2923.

The product of its (nonzero) digits is 7168, while the sum is 29.

The square root of 40224782 is about 6342.3010020023. The cubic root of 40224782 is about 342.6346127583.

Adding to 40224782 its reverse (28742204), we get a palindrome (68966986).

The spelling of 40224782 in words is "forty million, two hundred twenty-four thousand, seven hundred eighty-two".