40324244 has 24 divisors (see below), whose sum is σ = 74114880. Its totient is φ = 19160064.

The previous prime is 40324243. The next prime is 40324247. The reversal of 40324244 is 44242304.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40324243) 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, 13652 + ... + 16340.

It is an arithmetic number, because the mean of its divisors is an integer number (3088120).

Almost surely, 2^40324244 is an apocalyptic number.

It is an amenable number.

40324244 is a deficient number, since it is larger than the sum of its proper divisors (33790636).

40324244 is a wasteful number, since it uses less digits than its factorization.

40324244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2879 (or 2877 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 40324244 is about 6350.1373213498. The cubic root of 40324244 is about 342.9167860194.

Adding to 40324244 its reverse (44242304), we get a palindrome (84566548).

The spelling of 40324244 in words is "forty million, three hundred twenty-four thousand, two hundred forty-four".