40984004 has 12 divisors (see below), whose sum is σ = 71766828. Its totient is φ = 20479200.

The previous prime is 40984003. The next prime is 40984037. The reversal of 40984004 is 40048904.

It is a happy number.

40984004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 15984004 + 25000000 = 3998^2 + 5000^2 .

It is not an unprimeable number, because it can be changed into a prime (40984003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11114 + ... + 14334.

It is an arithmetic number, because the mean of its divisors is an integer number (5980569).

Almost surely, 2^40984004 is an apocalyptic number.

It is an amenable number.

40984004 is a deficient number, since it is larger than the sum of its proper divisors (30782824).

40984004 is a wasteful number, since it uses less digits than its factorization.

40984004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6406 (or 6404 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 40984004 is about 6401.8750378307. The cubic root of 40984004 is about 344.7768745605.

The spelling of 40984004 in words is "forty million, nine hundred eighty-four thousand, four".