40326224 has 20 divisors (see below), whose sum is σ = 78706644. Its totient is φ = 20014848.

The previous prime is 40326157. The next prime is 40326233. The reversal of 40326224 is 42262304.

It can be written as a sum of positive squares in 2 ways, for example, as 30913600 + 9412624 = 5560^2 + 3068^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 40326224.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 7007 + ... + 11390.

Almost surely, 2^40326224 is an apocalyptic number.

It is an amenable number.

40326224 is a deficient number, since it is larger than the sum of its proper divisors (38380420).

40326224 is a wasteful number, since it uses less digits than its factorization.

40326224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18542 (or 18536 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 40326224 is about 6350.2932215765. The cubic root of 40326224 is about 342.9223985580.

Adding to 40326224 its reverse (42262304), we get a palindrome (82588528).

The spelling of 40326224 in words is "forty million, three hundred twenty-six thousand, two hundred twenty-four".