40324024 has 64 divisors (see below), whose sum is σ = 85155840. Its totient is φ = 17781120.

The previous prime is 40324021. The next prime is 40324079. The reversal of 40324024 is 42042304.

It is a junction number, because it is equal to n+sod(n) for n = 40323992 and 40324010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40324021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 317449 + ... + 317575.

It is an arithmetic number, because the mean of its divisors is an integer number (1330560).

Almost surely, 2^40324024 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40324024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42577920).

40324024 is an abundant number, since it is smaller than the sum of its proper divisors (44831816).

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

40324024 is a wasteful number, since it uses less digits than its factorization.

40324024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260 (or 256 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 40324024 is about 6350.1199988662. The cubic root of 40324024 is about 342.9161623927.

Adding to 40324024 its reverse (42042304), we get a palindrome (82366328).

The spelling of 40324024 in words is "forty million, three hundred twenty-four thousand, twenty-four".