40824312 has 32 divisors (see below), whose sum is σ = 107433600. Its totient is φ = 12891744.

The previous prime is 40824299. The next prime is 40824313. The reversal of 40824312 is 21342804.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40824313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44308 + ... + 45219.

It is an arithmetic number, because the mean of its divisors is an integer number (3357300).

Almost surely, 2^40824312 is an apocalyptic number.

It is an amenable number.

40824312 is an abundant number, since it is smaller than the sum of its proper divisors (66609288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40824312 is a wasteful number, since it uses less digits than its factorization.

40824312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89555 (or 89551 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 40824312 is about 6389.3905812683. The cubic root of 40824312 is about 344.3284900786.

The spelling of 40824312 in words is "forty million, eight hundred twenty-four thousand, three hundred twelve".