40500727 has 4 divisors (see below), whose sum is σ = 41187240. Its totient is φ = 39814216.

The previous prime is 40500721. The next prime is 40500731. The reversal of 40500727 is 72700504.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40500727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40500721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 343168 + ... + 343285.

It is an arithmetic number, because the mean of its divisors is an integer number (10296810).

Almost surely, 2^40500727 is an apocalyptic number.

40500727 is a deficient number, since it is larger than the sum of its proper divisors (686513).

40500727 is an equidigital number, since it uses as much as digits as its factorization.

40500727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686512.

The product of its (nonzero) digits is 1960, while the sum is 25.

The square root of 40500727 is about 6364.0181489370. The cubic root of 40500727 is about 343.4163275864.

The spelling of 40500727 in words is "forty million, five hundred thousand, seven hundred twenty-seven".