40484039 has 2 divisors, whose sum is σ = 40484040. Its totient is φ = 40484038.

The previous prime is 40484033. The next prime is 40484063. The reversal of 40484039 is 93048404.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40484039 - 2⁴ = 40484023 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 40483996 and 40484014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40484033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20242019 + 20242020.

It is an arithmetic number, because the mean of its divisors is an integer number (20242020).

Almost surely, 2^40484039 is an apocalyptic number.

40484039 is a deficient number, since it is larger than the sum of its proper divisors (1).

40484039 is an equidigital number, since it uses as much as digits as its factorization.

40484039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 40484039 is about 6362.7068925105. The cubic root of 40484039 is about 343.3691537914.

The spelling of 40484039 in words is "forty million, four hundred eighty-four thousand, thirty-nine".