40473539 has 8 divisors (see below), whose sum is σ = 41081040. Its totient is φ = 39869056.

The previous prime is 40473509. The next prime is 40473571. The reversal of 40473539 is 93537404.

40473539 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40473539 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40473499 and 40473508.

It is not an unprimeable number, because it can be changed into a prime (40473509) 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 7 ways as a sum of consecutive naturals, for example, 46799 + ... + 47655.

It is an arithmetic number, because the mean of its divisors is an integer number (5135130).

Almost surely, 2^40473539 is an apocalyptic number.

40473539 is a deficient number, since it is larger than the sum of its proper divisors (607501).

40473539 is an equidigital number, since it uses as much as digits as its factorization.

40473539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1509.

The product of its (nonzero) digits is 45360, while the sum is 35.

The square root of 40473539 is about 6361.8817184855. The cubic root of 40473539 is about 343.3394656481.

The spelling of 40473539 in words is "forty million, four hundred seventy-three thousand, five hundred thirty-nine".