40311224 has 8 divisors (see below), whose sum is σ = 75583560. Its totient is φ = 20155608.

The previous prime is 40311211. The next prime is 40311239. The reversal of 40311224 is 42211304.

40311224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2519444 + ... + 2519459.

It is an arithmetic number, because the mean of its divisors is an integer number (9447945).

Almost surely, 2^40311224 is an apocalyptic number.

It is an amenable number.

40311224 is a deficient number, since it is larger than the sum of its proper divisors (35272336).

40311224 is a wasteful number, since it uses less digits than its factorization.

40311224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5038909 (or 5038905 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 40311224 is about 6349.1120639031. The cubic root of 40311224 is about 342.8798747494.

Adding to 40311224 its reverse (42211304), we get a palindrome (82522528).

The spelling of 40311224 in words is "forty million, three hundred eleven thousand, two hundred twenty-four".