40055324 has 12 divisors (see below), whose sum is σ = 70224000. Its totient is φ = 19991328.

The previous prime is 40055321. The next prime is 40055339. The reversal of 40055324 is 42355004.

It is a self number, because there is not a number n which added to its sum of digits gives 40055324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40055321) 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 3 ways as a sum of consecutive naturals, for example, 6524 + ... + 11075.

It is an arithmetic number, because the mean of its divisors is an integer number (5852000).

Almost surely, 2^40055324 is an apocalyptic number.

It is an amenable number.

40055324 is a deficient number, since it is larger than the sum of its proper divisors (30168676).

40055324 is a wasteful number, since it uses less digits than its factorization.

40055324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18172 (or 18170 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 40055324 is about 6328.9275552814. The cubic root of 40055324 is about 342.1527878816.

The spelling of 40055324 in words is "forty million, fifty-five thousand, three hundred twenty-four".