40002324 has 12 divisors (see below), whose sum is σ = 93338784. Its totient is φ = 13334104.

The previous prime is 40002301. The next prime is 40002329. The reversal of 40002324 is 42320004.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40002329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1666752 + ... + 1666775.

It is an arithmetic number, because the mean of its divisors is an integer number (7778232).

Almost surely, 2^40002324 is an apocalyptic number.

It is an amenable number.

40002324 is an abundant number, since it is smaller than the sum of its proper divisors (53336460).

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

40002324 is a wasteful number, since it uses less digits than its factorization.

40002324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3333534 (or 3333532 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 40002324 is about 6324.7390460002. The cubic root of 40002324 is about 342.0018125139.

Adding to 40002324 its reverse (42320004), we get a palindrome (82322328).

The spelling of 40002324 in words is "forty million, two thousand, three hundred twenty-four".