40040484 has 24 divisors (see below), whose sum is σ = 101921568. Its totient is φ = 12133440.

The previous prime is 40040471. The next prime is 40040489. The reversal of 40040484 is 48404004.

It is not an unprimeable number, because it can be changed into a prime (40040489) 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 7 ways as a sum of consecutive naturals, for example, 151537 + ... + 151800.

It is an arithmetic number, because the mean of its divisors is an integer number (4246732).

Almost surely, 2^40040484 is an apocalyptic number.

40040484 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40040484 is an abundant number, since it is smaller than the sum of its proper divisors (61881084).

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

40040484 is a wasteful number, since it uses less digits than its factorization.

40040484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303355 (or 303353 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

The square root of 40040484 is about 6327.7550521492. The cubic root of 40040484 is about 342.1105282096.

Adding to 40040484 its reverse (48404004), we get a palindrome (88444488).

The spelling of 40040484 in words is "forty million, forty thousand, four hundred eighty-four".